Home / 86,282,751.38-119,072,775.47-47,126,375.33

Finding the Fourth Proportional to 86,282,751.38, 119,072,775.47 and 47,126,375.33

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Solution

The fourth proportional to 86,282,751.38, 119,072,775.47 and 47,126,375.33 is: 65,035,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,282,751.38 : 119,072,775.47 = 47,126,375.33 : x
  2. Step 2: Convert to fraction form
    86,282,751.38/119,072,775.47 = 47,126,375.33/x
  3. Step 3: Cross multiply
    86,282,751.38x = 119,072,775.47 × 47,126,375.33
  4. Step 4: Simplify right side
    86,282,751.38x = 5,611,468,307,553,042
  5. Step 5: Solve for x
    x = 5,611,468,307,553,042/86,282,751.38
  6. Step 6: Final answer
    x = 65,035,806.32

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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.