Home / 22,845,100.38-31,525,944.59-13,055,432.28

Finding the Fourth Proportional to 22,845,100.38, 31,525,944.59 and 13,055,432.28

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Solution

The fourth proportional to 22,845,100.38, 31,525,944.59 and 13,055,432.28 is: 18,016,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,845,100.38 : 31,525,944.59 = 13,055,432.28 : x
  2. Step 2: Convert to fraction form
    22,845,100.38/31,525,944.59 = 13,055,432.28/x
  3. Step 3: Cross multiply
    22,845,100.38x = 31,525,944.59 × 13,055,432.28
  4. Step 4: Simplify right side
    22,845,100.38x = 411,584,834,592,500.19
  5. Step 5: Solve for x
    x = 411,584,834,592,500.19/22,845,100.38
  6. Step 6: Final answer
    x = 18,016,328.57

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Double scale
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1.5x scale

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.