Home / 28,011,834.14-38,656,368.06-15,452,605.58

Finding the Fourth Proportional to 28,011,834.14, 38,656,368.06 and 15,452,605.58

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Solution

The fourth proportional to 28,011,834.14, 38,656,368.06 and 15,452,605.58 is: 21,324,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011,834.14 : 38,656,368.06 = 15,452,605.58 : x
  2. Step 2: Convert to fraction form
    28,011,834.14/38,656,368.06 = 15,452,605.58/x
  3. Step 3: Cross multiply
    28,011,834.14x = 38,656,368.06 × 15,452,605.58
  4. Step 4: Simplify right side
    28,011,834.14x = 597,341,608,786,489.88
  5. Step 5: Solve for x
    x = 597,341,608,786,489.88/28,011,834.14
  6. Step 6: Final answer
    x = 21,324,616.08

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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.