Home / 51,584,099-71,186,055.18-28,378,726.52

Finding the Fourth Proportional to 51,584,099, 71,186,055.18 and 28,378,726.52

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Solution

The fourth proportional to 51,584,099, 71,186,055.18 and 28,378,726.52 is: 39,162,641.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,584,099 : 71,186,055.18 = 28,378,726.52 : x
  2. Step 2: Convert to fraction form
    51,584,099/71,186,055.18 = 28,378,726.52/x
  3. Step 3: Cross multiply
    51,584,099x = 71,186,055.18 × 28,378,726.52
  4. Step 4: Simplify right side
    51,584,099x = 2,020,169,591,990,849.50
  5. Step 5: Solve for x
    x = 2,020,169,591,990,849.50/51,584,099
  6. Step 6: Final answer
    x = 39,162,641.81

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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.