Home / 29,158,414.29-40,238,748.71-15,927,774.43

Finding the Fourth Proportional to 29,158,414.29, 40,238,748.71 and 15,927,774.43

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Solution

The fourth proportional to 29,158,414.29, 40,238,748.71 and 15,927,774.43 is: 21,980,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158,414.29 : 40,238,748.71 = 15,927,774.43 : x
  2. Step 2: Convert to fraction form
    29,158,414.29/40,238,748.71 = 15,927,774.43/x
  3. Step 3: Cross multiply
    29,158,414.29x = 40,238,748.71 × 15,927,774.43
  4. Step 4: Simplify right side
    29,158,414.29x = 640,913,712,763,914.12
  5. Step 5: Solve for x
    x = 640,913,712,763,914.12/29,158,414.29
  6. Step 6: Final answer
    x = 21,980,403.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.