Home / 13,452,814.83-18,565,472.33-7,572,828.11

Finding the Fourth Proportional to 13,452,814.83, 18,565,472.33 and 7,572,828.11

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Solution

The fourth proportional to 13,452,814.83, 18,565,472.33 and 7,572,828.11 is: 10,450,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,814.83 : 18,565,472.33 = 7,572,828.11 : x
  2. Step 2: Convert to fraction form
    13,452,814.83/18,565,472.33 = 7,572,828.11/x
  3. Step 3: Cross multiply
    13,452,814.83x = 18,565,472.33 × 7,572,828.11
  4. Step 4: Simplify right side
    13,452,814.83x = 140,593,130,633,757.80
  5. Step 5: Solve for x
    x = 140,593,130,633,757.80/13,452,814.83
  6. Step 6: Final answer
    x = 10,450,833.70

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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.