Home / 27,559,372.95-38,031,632.87-15,169,201.47

Finding the Fourth Proportional to 27,559,372.95, 38,031,632.87 and 15,169,201.47

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Solution

The fourth proportional to 27,559,372.95, 38,031,632.87 and 15,169,201.47 is: 20,933,331.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559,372.95 : 38,031,632.87 = 15,169,201.47 : x
  2. Step 2: Convert to fraction form
    27,559,372.95/38,031,632.87 = 15,169,201.47/x
  3. Step 3: Cross multiply
    27,559,372.95x = 38,031,632.87 × 15,169,201.47
  4. Step 4: Simplify right side
    27,559,372.95x = 576,909,501,162,258.38
  5. Step 5: Solve for x
    x = 576,909,501,162,258.38/27,559,372.95
  6. Step 6: Final answer
    x = 20,933,331.91

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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.