Home / 9,720,251.40-14,580,377.10-9,305,596.20

Finding the Fourth Proportional to 9,720,251.40, 14,580,377.10 and 9,305,596.20

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Solution

The fourth proportional to 9,720,251.40, 14,580,377.10 and 9,305,596.20 is: 13,958,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,251.40 : 14,580,377.10 = 9,305,596.20 : x
  2. Step 2: Convert to fraction form
    9,720,251.40/14,580,377.10 = 9,305,596.20/x
  3. Step 3: Cross multiply
    9,720,251.40x = 14,580,377.10 × 9,305,596.20
  4. Step 4: Simplify right side
    9,720,251.40x = 135,679,101,736,327
  5. Step 5: Solve for x
    x = 135,679,101,736,327/9,720,251.40
  6. Step 6: Final answer
    x = 13,958,394.30

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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.