Home / 6,087,914.76-8,397,276.12-3,915,206.40

Finding the Fourth Proportional to 6,087,914.76, 8,397,276.12 and 3,915,206.40

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Solution

The fourth proportional to 6,087,914.76, 8,397,276.12 and 3,915,206.40 is: 5,400,382.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087,914.76 : 8,397,276.12 = 3,915,206.40 : x
  2. Step 2: Convert to fraction form
    6,087,914.76/8,397,276.12 = 3,915,206.40/x
  3. Step 3: Cross multiply
    6,087,914.76x = 8,397,276.12 × 3,915,206.40
  4. Step 4: Simplify right side
    6,087,914.76x = 32,877,069,207,591.16
  5. Step 5: Solve for x
    x = 32,877,069,207,591.16/6,087,914.76
  6. Step 6: Final answer
    x = 5,400,382.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.