Home / 28,378,294.08-42,573,418.91-9,207,551.04

Finding the Fourth Proportional to 28,378,294.08, 42,573,418.91 and 9,207,551.04

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Solution

The fourth proportional to 28,378,294.08, 42,573,418.91 and 9,207,551.04 is: 13,813,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,378,294.08 : 42,573,418.91 = 9,207,551.04 : x
  2. Step 2: Convert to fraction form
    28,378,294.08/42,573,418.91 = 9,207,551.04/x
  3. Step 3: Cross multiply
    28,378,294.08x = 42,573,418.91 × 9,207,551.04
  4. Step 4: Simplify right side
    28,378,294.08x = 391,996,927,561,126.12
  5. Step 5: Solve for x
    x = 391,996,927,561,126.12/28,378,294.08
  6. Step 6: Final answer
    x = 13,813,266.10

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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.