Home / 20,177,427.40-30,266,141.10-16,634,487.40

Finding the Fourth Proportional to 20,177,427.40, 30,266,141.10 and 16,634,487.40

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Solution

The fourth proportional to 20,177,427.40, 30,266,141.10 and 16,634,487.40 is: 24,951,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,427.40 : 30,266,141.10 = 16,634,487.40 : x
  2. Step 2: Convert to fraction form
    20,177,427.40/30,266,141.10 = 16,634,487.40/x
  3. Step 3: Cross multiply
    20,177,427.40x = 30,266,141.10 × 16,634,487.40
  4. Step 4: Simplify right side
    20,177,427.40x = 503,461,742,774,572.19
  5. Step 5: Solve for x
    x = 503,461,742,774,572.19/20,177,427.40
  6. Step 6: Final answer
    x = 24,951,731.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.