Home / 7,855,410.18-10,840,296.12-4,547,843.87

Finding the Fourth Proportional to 7,855,410.18, 10,840,296.12 and 4,547,843.87

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Solution

The fourth proportional to 7,855,410.18, 10,840,296.12 and 4,547,843.87 is: 6,275,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,410.18 : 10,840,296.12 = 4,547,843.87 : x
  2. Step 2: Convert to fraction form
    7,855,410.18/10,840,296.12 = 4,547,843.87/x
  3. Step 3: Cross multiply
    7,855,410.18x = 10,840,296.12 × 4,547,843.87
  4. Step 4: Simplify right side
    7,855,410.18x = 49,299,974,187,070.90
  5. Step 5: Solve for x
    x = 49,299,974,187,070.90/7,855,410.18
  6. Step 6: Final answer
    x = 6,275,926.16

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Double scale
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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.