Home / 49,619,272.60-74,428,908.90-47,387,220.40

Finding the Fourth Proportional to 49,619,272.60, 74,428,908.90 and 47,387,220.40

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Solution

The fourth proportional to 49,619,272.60, 74,428,908.90 and 47,387,220.40 is: 71,080,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,619,272.60 : 74,428,908.90 = 47,387,220.40 : x
  2. Step 2: Convert to fraction form
    49,619,272.60/74,428,908.90 = 47,387,220.40/x
  3. Step 3: Cross multiply
    49,619,272.60x = 74,428,908.90 × 47,387,220.40
  4. Step 4: Simplify right side
    49,619,272.60x = 3,526,979,110,175,821.50
  5. Step 5: Solve for x
    x = 3,526,979,110,175,821.50/49,619,272.60
  6. Step 6: Final answer
    x = 71,080,830.60

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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.