Home / 9,739,691.06-13,437,509.70-5,609,639.48

Finding the Fourth Proportional to 9,739,691.06, 13,437,509.70 and 5,609,639.48

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Solution

The fourth proportional to 9,739,691.06, 13,437,509.70 and 5,609,639.48 is: 7,739,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739,691.06 : 13,437,509.70 = 5,609,639.48 : x
  2. Step 2: Convert to fraction form
    9,739,691.06/13,437,509.70 = 5,609,639.48/x
  3. Step 3: Cross multiply
    9,739,691.06x = 13,437,509.70 × 5,609,639.48
  4. Step 4: Simplify right side
    9,739,691.06x = 75,379,584,926,002.95
  5. Step 5: Solve for x
    x = 75,379,584,926,002.95/9,739,691.06
  6. Step 6: Final answer
    x = 7,739,422.58

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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.