Home / 28,768,732.16-43,170,123.09-10,585,695.83

Finding the Fourth Proportional to 28,768,732.16, 43,170,123.09 and 10,585,695.83

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Solution

The fourth proportional to 28,768,732.16, 43,170,123.09 and 10,585,695.83 is: 15,884,808.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768,732.16 : 43,170,123.09 = 10,585,695.83 : x
  2. Step 2: Convert to fraction form
    28,768,732.16/43,170,123.09 = 10,585,695.83/x
  3. Step 3: Cross multiply
    28,768,732.16x = 43,170,123.09 × 10,585,695.83
  4. Step 4: Simplify right side
    28,768,732.16x = 456,985,791,974,399.75
  5. Step 5: Solve for x
    x = 456,985,791,974,399.75/28,768,732.16
  6. Step 6: Final answer
    x = 15,884,808.18

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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.