Home / 29,031,120.30-43,547,623.56-8,559,123.20

Finding the Fourth Proportional to 29,031,120.30, 43,547,623.56 and 8,559,123.20

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Solution

The fourth proportional to 29,031,120.30, 43,547,623.56 and 8,559,123.20 is: 12,838,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,031,120.30 : 43,547,623.56 = 8,559,123.20 : x
  2. Step 2: Convert to fraction form
    29,031,120.30/43,547,623.56 = 8,559,123.20/x
  3. Step 3: Cross multiply
    29,031,120.30x = 43,547,623.56 × 8,559,123.20
  4. Step 4: Simplify right side
    29,031,120.30x = 372,729,475,117,262.56
  5. Step 5: Solve for x
    x = 372,729,475,117,262.56/29,031,120.30
  6. Step 6: Final answer
    x = 12,838,962.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.