Home / 28,800,715-43,201,114.08-11,761,387.93

Finding the Fourth Proportional to 28,800,715, 43,201,114.08 and 11,761,387.93

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Solution

The fourth proportional to 28,800,715, 43,201,114.08 and 11,761,387.93 is: 17,642,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800,715 : 43,201,114.08 = 11,761,387.93 : x
  2. Step 2: Convert to fraction form
    28,800,715/43,201,114.08 = 11,761,387.93/x
  3. Step 3: Cross multiply
    28,800,715x = 43,201,114.08 × 11,761,387.93
  4. Step 4: Simplify right side
    28,800,715x = 508,105,061,703,065
  5. Step 5: Solve for x
    x = 508,105,061,703,065/28,800,715
  6. Step 6: Final answer
    x = 17,642,098.88

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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.