Home / 9,181,235.70-13,771,853.55-8,614,365.30

Finding the Fourth Proportional to 9,181,235.70, 13,771,853.55 and 8,614,365.30

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Solution

The fourth proportional to 9,181,235.70, 13,771,853.55 and 8,614,365.30 is: 12,921,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,235.70 : 13,771,853.55 = 8,614,365.30 : x
  2. Step 2: Convert to fraction form
    9,181,235.70/13,771,853.55 = 8,614,365.30/x
  3. Step 3: Cross multiply
    9,181,235.70x = 13,771,853.55 × 8,614,365.30
  4. Step 4: Simplify right side
    9,181,235.70x = 118,635,777,337,801.83
  5. Step 5: Solve for x
    x = 118,635,777,337,801.83/9,181,235.70
  6. Step 6: Final answer
    x = 12,921,547.95

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Double scale
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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.