Home / 12,722,925.18-17,563,734.99-7,832,339.37

Finding the Fourth Proportional to 12,722,925.18, 17,563,734.99 and 7,832,339.37

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Solution

The fourth proportional to 12,722,925.18, 17,563,734.99 and 7,832,339.37 is: 10,812,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722,925.18 : 17,563,734.99 = 7,832,339.37 : x
  2. Step 2: Convert to fraction form
    12,722,925.18/17,563,734.99 = 7,832,339.37/x
  3. Step 3: Cross multiply
    12,722,925.18x = 17,563,734.99 × 7,832,339.37
  4. Step 4: Simplify right side
    12,722,925.18x = 137,565,133,046,423.55
  5. Step 5: Solve for x
    x = 137,565,133,046,423.55/12,722,925.18
  6. Step 6: Final answer
    x = 10,812,382.46

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Why These Related Problems?

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