Home / 9,116,281.62-12,584,342.52-5,680,220.58

Finding the Fourth Proportional to 9,116,281.62, 12,584,342.52 and 5,680,220.58

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Solution

The fourth proportional to 9,116,281.62, 12,584,342.52 and 5,680,220.58 is: 7,841,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,281.62 : 12,584,342.52 = 5,680,220.58 : x
  2. Step 2: Convert to fraction form
    9,116,281.62/12,584,342.52 = 5,680,220.58/x
  3. Step 3: Cross multiply
    9,116,281.62x = 12,584,342.52 × 5,680,220.58
  4. Step 4: Simplify right side
    9,116,281.62x = 71,481,841,367,873.06
  5. Step 5: Solve for x
    x = 71,481,841,367,873.06/9,116,281.62
  6. Step 6: Final answer
    x = 7,841,118.16

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1.5x scale

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.