Home / 15,000,505.46-20,700,703.41-8,124,966.26

Finding the Fourth Proportional to 15,000,505.46, 20,700,703.41 and 8,124,966.26

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Solution

The fourth proportional to 15,000,505.46, 20,700,703.41 and 8,124,966.26 is: 11,212,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000,505.46 : 20,700,703.41 = 8,124,966.26 : x
  2. Step 2: Convert to fraction form
    15,000,505.46/20,700,703.41 = 8,124,966.26/x
  3. Step 3: Cross multiply
    15,000,505.46x = 20,700,703.41 × 8,124,966.26
  4. Step 4: Simplify right side
    15,000,505.46x = 168,192,516,764,516.94
  5. Step 5: Solve for x
    x = 168,192,516,764,516.94/15,000,505.46
  6. Step 6: Final answer
    x = 11,212,456.62

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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.