Home / 5,718,053.60-8,577,080.40-4,920,892.10

Finding the Fourth Proportional to 5,718,053.60, 8,577,080.40 and 4,920,892.10

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Solution

The fourth proportional to 5,718,053.60, 8,577,080.40 and 4,920,892.10 is: 7,381,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,053.60 : 8,577,080.40 = 4,920,892.10 : x
  2. Step 2: Convert to fraction form
    5,718,053.60/8,577,080.40 = 4,920,892.10/x
  3. Step 3: Cross multiply
    5,718,053.60x = 8,577,080.40 × 4,920,892.10
  4. Step 4: Simplify right side
    5,718,053.60x = 42,206,887,181,424.84
  5. Step 5: Solve for x
    x = 42,206,887,181,424.84/5,718,053.60
  6. Step 6: Final answer
    x = 7,381,338.15

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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.