Home / 9,730,591.65-13,428,496.80-5,379,958.85

Finding the Fourth Proportional to 9,730,591.65, 13,428,496.80 and 5,379,958.85

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Solution

The fourth proportional to 9,730,591.65, 13,428,496.80 and 5,379,958.85 is: 7,424,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,591.65 : 13,428,496.80 = 5,379,958.85 : x
  2. Step 2: Convert to fraction form
    9,730,591.65/13,428,496.80 = 5,379,958.85/x
  3. Step 3: Cross multiply
    9,730,591.65x = 13,428,496.80 × 5,379,958.85
  4. Step 4: Simplify right side
    9,730,591.65x = 72,244,760,134,214.20
  5. Step 5: Solve for x
    x = 72,244,760,134,214.20/9,730,591.65
  6. Step 6: Final answer
    x = 7,424,498.19

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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.