Home / 9,780,108.40-14,670,162.60-8,584,366.15

Finding the Fourth Proportional to 9,780,108.40, 14,670,162.60 and 8,584,366.15

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Solution

The fourth proportional to 9,780,108.40, 14,670,162.60 and 8,584,366.15 is: 12,876,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,108.40 : 14,670,162.60 = 8,584,366.15 : x
  2. Step 2: Convert to fraction form
    9,780,108.40/14,670,162.60 = 8,584,366.15/x
  3. Step 3: Cross multiply
    9,780,108.40x = 14,670,162.60 × 8,584,366.15
  4. Step 4: Simplify right side
    9,780,108.40x = 125,934,047,238,436
  5. Step 5: Solve for x
    x = 125,934,047,238,436/9,780,108.40
  6. Step 6: Final answer
    x = 12,876,549.23

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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.