Home / 8,582,980.32-12,866,468.40-2,899,231.20

Finding the Fourth Proportional to 8,582,980.32, 12,866,468.40 and 2,899,231.20

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Solution

The fourth proportional to 8,582,980.32, 12,866,468.40 and 2,899,231.20 is: 4,346,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582,980.32 : 12,866,468.40 = 2,899,231.20 : x
  2. Step 2: Convert to fraction form
    8,582,980.32/12,866,468.40 = 2,899,231.20/x
  3. Step 3: Cross multiply
    8,582,980.32x = 12,866,468.40 × 2,899,231.20
  4. Step 4: Simplify right side
    8,582,980.32x = 37,302,866,619,094.09
  5. Step 5: Solve for x
    x = 37,302,866,619,094.09/8,582,980.32
  6. Step 6: Final answer
    x = 4,346,143.79

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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.