Home / 18,148,005.20-25,044,814.20-10,414,462.16

Finding the Fourth Proportional to 18,148,005.20, 25,044,814.20 and 10,414,462.16

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Solution

The fourth proportional to 18,148,005.20, 25,044,814.20 and 10,414,462.16 is: 14,372,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,005.20 : 25,044,814.20 = 10,414,462.16 : x
  2. Step 2: Convert to fraction form
    18,148,005.20/25,044,814.20 = 10,414,462.16/x
  3. Step 3: Cross multiply
    18,148,005.20x = 25,044,814.20 × 10,414,462.16
  4. Step 4: Simplify right side
    18,148,005.20x = 260,828,269,790,130.66
  5. Step 5: Solve for x
    x = 260,828,269,790,130.66/18,148,005.20
  6. Step 6: Final answer
    x = 14,372,283.17

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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.