Home / 9,976,963.65-13,768,229.91-5,393,285.02

Finding the Fourth Proportional to 9,976,963.65, 13,768,229.91 and 5,393,285.02

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Solution

The fourth proportional to 9,976,963.65, 13,768,229.91 and 5,393,285.02 is: 7,442,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,963.65 : 13,768,229.91 = 5,393,285.02 : x
  2. Step 2: Convert to fraction form
    9,976,963.65/13,768,229.91 = 5,393,285.02/x
  3. Step 3: Cross multiply
    9,976,963.65x = 13,768,229.91 × 5,393,285.02
  4. Step 4: Simplify right side
    9,976,963.65x = 74,255,988,125,518.94
  5. Step 5: Solve for x
    x = 74,255,988,125,518.94/9,976,963.65
  6. Step 6: Final answer
    x = 7,442,744.18

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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.