Home / 9,370,278.28-12,930,892.95-5,240,262.43

Finding the Fourth Proportional to 9,370,278.28, 12,930,892.95 and 5,240,262.43

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Solution

The fourth proportional to 9,370,278.28, 12,930,892.95 and 5,240,262.43 is: 7,231,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370,278.28 : 12,930,892.95 = 5,240,262.43 : x
  2. Step 2: Convert to fraction form
    9,370,278.28/12,930,892.95 = 5,240,262.43/x
  3. Step 3: Cross multiply
    9,370,278.28x = 12,930,892.95 × 5,240,262.43
  4. Step 4: Simplify right side
    9,370,278.28x = 67,761,272,512,236.86
  5. Step 5: Solve for x
    x = 67,761,272,512,236.86/9,370,278.28
  6. Step 6: Final answer
    x = 7,231,511.22

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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.