Home / 9,102,253.52-12,561,491.40-5,234,777.84

Finding the Fourth Proportional to 9,102,253.52, 12,561,491.40 and 5,234,777.84

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Solution

The fourth proportional to 9,102,253.52, 12,561,491.40 and 5,234,777.84 is: 7,224,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102,253.52 : 12,561,491.40 = 5,234,777.84 : x
  2. Step 2: Convert to fraction form
    9,102,253.52/12,561,491.40 = 5,234,777.84/x
  3. Step 3: Cross multiply
    9,102,253.52x = 12,561,491.40 × 5,234,777.84
  4. Step 4: Simplify right side
    9,102,253.52x = 65,756,616,818,070.58
  5. Step 5: Solve for x
    x = 65,756,616,818,070.58/9,102,253.52
  6. Step 6: Final answer
    x = 7,224,212.85

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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.