Home / 38,521,008.80-57,745,339.76-12,944,131.36

Finding the Fourth Proportional to 38,521,008.80, 57,745,339.76 and 12,944,131.36

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Solution

The fourth proportional to 38,521,008.80, 57,745,339.76 and 12,944,131.36 is: 19,404,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,521,008.80 : 57,745,339.76 = 12,944,131.36 : x
  2. Step 2: Convert to fraction form
    38,521,008.80/57,745,339.76 = 12,944,131.36/x
  3. Step 3: Cross multiply
    38,521,008.80x = 57,745,339.76 × 12,944,131.36
  4. Step 4: Simplify right side
    38,521,008.80x = 747,463,263,281,270.75
  5. Step 5: Solve for x
    x = 747,463,263,281,270.75/38,521,008.80
  6. Step 6: Final answer
    x = 19,404,041.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.