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Finding the Fourth Proportional to 24,967,985.40, 37,451,978.10 and 19,299,281.40

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Solution

The fourth proportional to 24,967,985.40, 37,451,978.10 and 19,299,281.40 is: 28,948,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,967,985.40 : 37,451,978.10 = 19,299,281.40 : x
  2. Step 2: Convert to fraction form
    24,967,985.40/37,451,978.10 = 19,299,281.40/x
  3. Step 3: Cross multiply
    24,967,985.40x = 37,451,978.10 × 19,299,281.40
  4. Step 4: Simplify right side
    24,967,985.40x = 722,796,264,338,537.38
  5. Step 5: Solve for x
    x = 722,796,264,338,537.38/24,967,985.40
  6. Step 6: Final answer
    x = 28,948,922.10

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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.