Home / 12,429,908.24-17,154,135.78-7,535,336.62

Finding the Fourth Proportional to 12,429,908.24, 17,154,135.78 and 7,535,336.62

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Solution

The fourth proportional to 12,429,908.24, 17,154,135.78 and 7,535,336.62 is: 10,399,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,429,908.24 : 17,154,135.78 = 7,535,336.62 : x
  2. Step 2: Convert to fraction form
    12,429,908.24/17,154,135.78 = 7,535,336.62/x
  3. Step 3: Cross multiply
    12,429,908.24x = 17,154,135.78 × 7,535,336.62
  4. Step 4: Simplify right side
    12,429,908.24x = 129,262,187,527,486.28
  5. Step 5: Solve for x
    x = 129,262,187,527,486.28/12,429,908.24
  6. Step 6: Final answer
    x = 10,399,287.35

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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.