Home / 8,681,454.90-13,022,182.35-7,001,838.90

Finding the Fourth Proportional to 8,681,454.90, 13,022,182.35 and 7,001,838.90

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Solution

The fourth proportional to 8,681,454.90, 13,022,182.35 and 7,001,838.90 is: 10,502,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,454.90 : 13,022,182.35 = 7,001,838.90 : x
  2. Step 2: Convert to fraction form
    8,681,454.90/13,022,182.35 = 7,001,838.90/x
  3. Step 3: Cross multiply
    8,681,454.90x = 13,022,182.35 × 7,001,838.90
  4. Step 4: Simplify right side
    8,681,454.90x = 91,179,222,941,123.42
  5. Step 5: Solve for x
    x = 91,179,222,941,123.42/8,681,454.90
  6. Step 6: Final answer
    x = 10,502,758.35

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.