Home / 28,817,527.01-39,768,501.15-15,764,505.66

Finding the Fourth Proportional to 28,817,527.01, 39,768,501.15 and 15,764,505.66

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Solution

The fourth proportional to 28,817,527.01, 39,768,501.15 and 15,764,505.66 is: 21,755,189.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817,527.01 : 39,768,501.15 = 15,764,505.66 : x
  2. Step 2: Convert to fraction form
    28,817,527.01/39,768,501.15 = 15,764,505.66/x
  3. Step 3: Cross multiply
    28,817,527.01x = 39,768,501.15 × 15,764,505.66
  4. Step 4: Simplify right side
    28,817,527.01x = 626,930,761,468,891.50
  5. Step 5: Solve for x
    x = 626,930,761,468,891.50/28,817,527.01
  6. Step 6: Final answer
    x = 21,755,189.52

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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.