Home / 28,662,381.40-42,993,572.10-22,993,677.40

Finding the Fourth Proportional to 28,662,381.40, 42,993,572.10 and 22,993,677.40

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Solution

The fourth proportional to 28,662,381.40, 42,993,572.10 and 22,993,677.40 is: 34,490,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,662,381.40 : 42,993,572.10 = 22,993,677.40 : x
  2. Step 2: Convert to fraction form
    28,662,381.40/42,993,572.10 = 22,993,677.40/x
  3. Step 3: Cross multiply
    28,662,381.40x = 42,993,572.10 × 22,993,677.40
  4. Step 4: Simplify right side
    28,662,381.40x = 988,580,327,141,040.50
  5. Step 5: Solve for x
    x = 988,580,327,141,040.50/28,662,381.40
  6. Step 6: Final answer
    x = 34,490,516.10

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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.