Home / 18,185,074.64-25,098,657-10,843,381.52

Finding the Fourth Proportional to 18,185,074.64, 25,098,657 and 10,843,381.52

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Solution

The fourth proportional to 18,185,074.64, 25,098,657 and 10,843,381.52 is: 14,965,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185,074.64 : 25,098,657 = 10,843,381.52 : x
  2. Step 2: Convert to fraction form
    18,185,074.64/25,098,657 = 10,843,381.52/x
  3. Step 3: Cross multiply
    18,185,074.64x = 25,098,657 × 10,843,381.52
  4. Step 4: Simplify right side
    18,185,074.64x = 272,154,313,490,618.62
  5. Step 5: Solve for x
    x = 272,154,313,490,618.62/18,185,074.64
  6. Step 6: Final answer
    x = 14,965,806.79

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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.