Home / 9,780,107.40-14,670,161.10-8,584,365.15

Finding the Fourth Proportional to 9,780,107.40, 14,670,161.10 and 8,584,365.15

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Solution

The fourth proportional to 9,780,107.40, 14,670,161.10 and 8,584,365.15 is: 12,876,547.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,107.40 : 14,670,161.10 = 8,584,365.15 : x
  2. Step 2: Convert to fraction form
    9,780,107.40/14,670,161.10 = 8,584,365.15/x
  3. Step 3: Cross multiply
    9,780,107.40x = 14,670,161.10 × 8,584,365.15
  4. Step 4: Simplify right side
    9,780,107.40x = 125,934,019,691,725.67
  5. Step 5: Solve for x
    x = 125,934,019,691,725.67/9,780,107.40
  6. Step 6: Final answer
    x = 12,876,547.73

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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.