Home / 18,517,552.32-25,554,426.56-10,257,741.12

Finding the Fourth Proportional to 18,517,552.32, 25,554,426.56 and 10,257,741.12

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Solution

The fourth proportional to 18,517,552.32, 25,554,426.56 and 10,257,741.12 is: 14,155,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,517,552.32 : 25,554,426.56 = 10,257,741.12 : x
  2. Step 2: Convert to fraction form
    18,517,552.32/25,554,426.56 = 10,257,741.12/x
  3. Step 3: Cross multiply
    18,517,552.32x = 25,554,426.56 × 10,257,741.12
  4. Step 4: Simplify right side
    18,517,552.32x = 262,130,692,122,532.12
  5. Step 5: Solve for x
    x = 262,130,692,122,532.12/18,517,552.32
  6. Step 6: Final answer
    x = 14,155,795.95

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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.