Home / 14,732,612.43-20,329,960.12-8,116,911.91

Finding the Fourth Proportional to 14,732,612.43, 20,329,960.12 and 8,116,911.91

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Solution

The fourth proportional to 14,732,612.43, 20,329,960.12 and 8,116,911.91 is: 11,200,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732,612.43 : 20,329,960.12 = 8,116,911.91 : x
  2. Step 2: Convert to fraction form
    14,732,612.43/20,329,960.12 = 8,116,911.91/x
  3. Step 3: Cross multiply
    14,732,612.43x = 20,329,960.12 × 8,116,911.91
  4. Step 4: Simplify right side
    14,732,612.43x = 165,016,495,427,853.03
  5. Step 5: Solve for x
    x = 165,016,495,427,853.03/14,732,612.43
  6. Step 6: Final answer
    x = 11,200,762.68

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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.