Home / 8,104,274.68-12,157,263.38-2,639,795.32

Finding the Fourth Proportional to 8,104,274.68, 12,157,263.38 and 2,639,795.32

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Solution

The fourth proportional to 8,104,274.68, 12,157,263.38 and 2,639,795.32 is: 3,959,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104,274.68 : 12,157,263.38 = 2,639,795.32 : x
  2. Step 2: Convert to fraction form
    8,104,274.68/12,157,263.38 = 2,639,795.32/x
  3. Step 3: Cross multiply
    8,104,274.68x = 12,157,263.38 × 2,639,795.32
  4. Step 4: Simplify right side
    8,104,274.68x = 32,092,686,974,531.38
  5. Step 5: Solve for x
    x = 32,092,686,974,531.38/8,104,274.68
  6. Step 6: Final answer
    x = 3,959,970.29

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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.