Home / 8,298,612.30-12,447,918.45-2,619,410.70

Finding the Fourth Proportional to 8,298,612.30, 12,447,918.45 and 2,619,410.70

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Solution

The fourth proportional to 8,298,612.30, 12,447,918.45 and 2,619,410.70 is: 3,929,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,612.30 : 12,447,918.45 = 2,619,410.70 : x
  2. Step 2: Convert to fraction form
    8,298,612.30/12,447,918.45 = 2,619,410.70/x
  3. Step 3: Cross multiply
    8,298,612.30x = 12,447,918.45 × 2,619,410.70
  4. Step 4: Simplify right side
    8,298,612.30x = 32,606,210,780,657.41
  5. Step 5: Solve for x
    x = 32,606,210,780,657.41/8,298,612.30
  6. Step 6: Final answer
    x = 3,929,116.05

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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.