Home / 9,758,422.68-13,466,702.46-5,407,581.72

Finding the Fourth Proportional to 9,758,422.68, 13,466,702.46 and 5,407,581.72

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Solution

The fourth proportional to 9,758,422.68, 13,466,702.46 and 5,407,581.72 is: 7,462,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,422.68 : 13,466,702.46 = 5,407,581.72 : x
  2. Step 2: Convert to fraction form
    9,758,422.68/13,466,702.46 = 5,407,581.72/x
  3. Step 3: Cross multiply
    9,758,422.68x = 13,466,702.46 × 5,407,581.72
  4. Step 4: Simplify right side
    9,758,422.68x = 72,822,294,051,375.03
  5. Step 5: Solve for x
    x = 72,822,294,051,375.03/9,758,422.68
  6. Step 6: Final answer
    x = 7,462,506.64

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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.