Home / 20,177,386.40-30,266,079.60-16,634,446.40

Finding the Fourth Proportional to 20,177,386.40, 30,266,079.60 and 16,634,446.40

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Solution

The fourth proportional to 20,177,386.40, 30,266,079.60 and 16,634,446.40 is: 24,951,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,386.40 : 30,266,079.60 = 16,634,446.40 : x
  2. Step 2: Convert to fraction form
    20,177,386.40/30,266,079.60 = 16,634,446.40/x
  3. Step 3: Cross multiply
    20,177,386.40x = 30,266,079.60 × 16,634,446.40
  4. Step 4: Simplify right side
    20,177,386.40x = 503,459,478,844,333.50
  5. Step 5: Solve for x
    x = 503,459,478,844,333.50/20,177,386.40
  6. Step 6: Final answer
    x = 24,951,669.60

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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.