Home / 52,651,253.70-78,976,880.55-43,693,301.70

Finding the Fourth Proportional to 52,651,253.70, 78,976,880.55 and 43,693,301.70

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Solution

The fourth proportional to 52,651,253.70, 78,976,880.55 and 43,693,301.70 is: 65,539,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,651,253.70 : 78,976,880.55 = 43,693,301.70 : x
  2. Step 2: Convert to fraction form
    52,651,253.70/78,976,880.55 = 43,693,301.70/x
  3. Step 3: Cross multiply
    52,651,253.70x = 78,976,880.55 × 43,693,301.70
  4. Step 4: Simplify right side
    52,651,253.70x = 3,450,760,669,196,012
  5. Step 5: Solve for x
    x = 3,450,760,669,196,012/52,651,253.70
  6. Step 6: Final answer
    x = 65,539,952.55

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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.