Home / 16,864,840.47-23,273,487.66-9,129,882.81

Finding the Fourth Proportional to 16,864,840.47, 23,273,487.66 and 9,129,882.81

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Solution

The fourth proportional to 16,864,840.47, 23,273,487.66 and 9,129,882.81 is: 12,599,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,840.47 : 23,273,487.66 = 9,129,882.81 : x
  2. Step 2: Convert to fraction form
    16,864,840.47/23,273,487.66 = 9,129,882.81/x
  3. Step 3: Cross multiply
    16,864,840.47x = 23,273,487.66 × 9,129,882.81
  4. Step 4: Simplify right side
    16,864,840.47x = 212,484,214,915,781.12
  5. Step 5: Solve for x
    x = 212,484,214,915,781.12/16,864,840.47
  6. Step 6: Final answer
    x = 12,599,242.51

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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.