Home / 71,816,340.47-107,739,642.11-23,290,410.60

Finding the Fourth Proportional to 71,816,340.47, 107,739,642.11 and 23,290,410.60

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Solution

The fourth proportional to 71,816,340.47, 107,739,642.11 and 23,290,410.60 is: 34,940,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,816,340.47 : 107,739,642.11 = 23,290,410.60 : x
  2. Step 2: Convert to fraction form
    71,816,340.47/107,739,642.11 = 23,290,410.60/x
  3. Step 3: Cross multiply
    71,816,340.47x = 107,739,642.11 × 23,290,410.60
  4. Step 4: Simplify right side
    71,816,340.47x = 2,509,300,502,522,498.50
  5. Step 5: Solve for x
    x = 2,509,300,502,522,498.50/71,816,340.47
  6. Step 6: Final answer
    x = 34,940,523.09

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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.