Home / 22,665,129.95-31,277,580.13-12,606,561.08

Finding the Fourth Proportional to 22,665,129.95, 31,277,580.13 and 12,606,561.08

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Solution

The fourth proportional to 22,665,129.95, 31,277,580.13 and 12,606,561.08 is: 17,396,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665,129.95 : 31,277,580.13 = 12,606,561.08 : x
  2. Step 2: Convert to fraction form
    22,665,129.95/31,277,580.13 = 12,606,561.08/x
  3. Step 3: Cross multiply
    22,665,129.95x = 31,277,580.13 × 12,606,561.08
  4. Step 4: Simplify right side
    22,665,129.95x = 394,302,724,390,116.88
  5. Step 5: Solve for x
    x = 394,302,724,390,116.88/22,665,129.95
  6. Step 6: Final answer
    x = 17,396,887.88

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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.