Home / 9,908,080.20-14,862,120.30-4,239,376.20

Finding the Fourth Proportional to 9,908,080.20, 14,862,120.30 and 4,239,376.20

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Solution

The fourth proportional to 9,908,080.20, 14,862,120.30 and 4,239,376.20 is: 6,359,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,080.20 : 14,862,120.30 = 4,239,376.20 : x
  2. Step 2: Convert to fraction form
    9,908,080.20/14,862,120.30 = 4,239,376.20/x
  3. Step 3: Cross multiply
    9,908,080.20x = 14,862,120.30 × 4,239,376.20
  4. Step 4: Simplify right side
    9,908,080.20x = 63,006,119,081,356.87
  5. Step 5: Solve for x
    x = 63,006,119,081,356.87/9,908,080.20
  6. Step 6: Final answer
    x = 6,359,064.30

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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.