Home / 12,693,335.45-17,516,311.63-6,891,984.43

Finding the Fourth Proportional to 12,693,335.45, 17,516,311.63 and 6,891,984.43

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Solution

The fourth proportional to 12,693,335.45, 17,516,311.63 and 6,891,984.43 is: 9,510,671.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,693,335.45 : 17,516,311.63 = 6,891,984.43 : x
  2. Step 2: Convert to fraction form
    12,693,335.45/17,516,311.63 = 6,891,984.43/x
  3. Step 3: Cross multiply
    12,693,335.45x = 17,516,311.63 × 6,891,984.43
  4. Step 4: Simplify right side
    12,693,335.45x = 120,722,146,963,967.19
  5. Step 5: Solve for x
    x = 120,722,146,963,967.19/12,693,335.45
  6. Step 6: Final answer
    x = 9,510,671.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.