Home / 12,164,612.38-16,785,359.29-7,388,267.96

Finding the Fourth Proportional to 12,164,612.38, 16,785,359.29 and 7,388,267.96

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Solution

The fourth proportional to 12,164,612.38, 16,785,359.29 and 7,388,267.96 is: 10,194,713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164,612.38 : 16,785,359.29 = 7,388,267.96 : x
  2. Step 2: Convert to fraction form
    12,164,612.38/16,785,359.29 = 7,388,267.96/x
  3. Step 3: Cross multiply
    12,164,612.38x = 16,785,359.29 × 7,388,267.96
  4. Step 4: Simplify right side
    12,164,612.38x = 124,014,732,239,395.34
  5. Step 5: Solve for x
    x = 124,014,732,239,395.34/12,164,612.38
  6. Step 6: Final answer
    x = 10,194,713.02

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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.