Home / 14,732,612.18-20,329,959.78-8,116,911.66

Finding the Fourth Proportional to 14,732,612.18, 20,329,959.78 and 8,116,911.66

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Solution

The fourth proportional to 14,732,612.18, 20,329,959.78 and 8,116,911.66 is: 11,200,762.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732,612.18 : 20,329,959.78 = 8,116,911.66 : x
  2. Step 2: Convert to fraction form
    14,732,612.18/20,329,959.78 = 8,116,911.66/x
  3. Step 3: Cross multiply
    14,732,612.18x = 20,329,959.78 × 8,116,911.66
  4. Step 4: Simplify right side
    14,732,612.18x = 165,016,487,585,613.06
  5. Step 5: Solve for x
    x = 165,016,487,585,613.06/14,732,612.18
  6. Step 6: Final answer
    x = 11,200,762.34

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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.