Home / 6,446,148.60-8,895,689.61-3,545,760.12

Finding the Fourth Proportional to 6,446,148.60, 8,895,689.61 and 3,545,760.12

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Solution

The fourth proportional to 6,446,148.60, 8,895,689.61 and 3,545,760.12 is: 4,893,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,148.60 : 8,895,689.61 = 3,545,760.12 : x
  2. Step 2: Convert to fraction form
    6,446,148.60/8,895,689.61 = 3,545,760.12/x
  3. Step 3: Cross multiply
    6,446,148.60x = 8,895,689.61 × 3,545,760.12
  4. Step 4: Simplify right side
    6,446,148.60x = 31,541,981,459,036.35
  5. Step 5: Solve for x
    x = 31,541,981,459,036.35/6,446,148.60
  6. Step 6: Final answer
    x = 4,893,151.46

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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.