Home / 8,784,725.28-12,123,044.67-5,061,498.56

Finding the Fourth Proportional to 8,784,725.28, 12,123,044.67 and 5,061,498.56

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Solution

The fourth proportional to 8,784,725.28, 12,123,044.67 and 5,061,498.56 is: 6,984,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,725.28 : 12,123,044.67 = 5,061,498.56 : x
  2. Step 2: Convert to fraction form
    8,784,725.28/12,123,044.67 = 5,061,498.56/x
  3. Step 3: Cross multiply
    8,784,725.28x = 12,123,044.67 × 5,061,498.56
  4. Step 4: Simplify right side
    8,784,725.28x = 61,360,773,140,020.67
  5. Step 5: Solve for x
    x = 61,360,773,140,020.67/8,784,725.28
  6. Step 6: Final answer
    x = 6,984,939.34

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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.