Home / 9,829,589.76-13,564,896.75-5,478,951.96

Finding the Fourth Proportional to 9,829,589.76, 13,564,896.75 and 5,478,951.96

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Solution

The fourth proportional to 9,829,589.76, 13,564,896.75 and 5,478,951.96 is: 7,560,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,589.76 : 13,564,896.75 = 5,478,951.96 : x
  2. Step 2: Convert to fraction form
    9,829,589.76/13,564,896.75 = 5,478,951.96/x
  3. Step 3: Cross multiply
    9,829,589.76x = 13,564,896.75 × 5,478,951.96
  4. Step 4: Simplify right side
    9,829,589.76x = 74,321,417,635,610.12
  5. Step 5: Solve for x
    x = 74,321,417,635,610.12/9,829,589.76
  6. Step 6: Final answer
    x = 7,560,988.75

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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.