Home / 18,517,551.32-25,554,425.18-10,257,740.12

Finding the Fourth Proportional to 18,517,551.32, 25,554,425.18 and 10,257,740.12

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Solution

The fourth proportional to 18,517,551.32, 25,554,425.18 and 10,257,740.12 is: 14,155,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,517,551.32 : 25,554,425.18 = 10,257,740.12 : x
  2. Step 2: Convert to fraction form
    18,517,551.32/25,554,425.18 = 10,257,740.12/x
  3. Step 3: Cross multiply
    18,517,551.32x = 25,554,425.18 × 10,257,740.12
  4. Step 4: Simplify right side
    18,517,551.32x = 262,130,652,412,424.19
  5. Step 5: Solve for x
    x = 262,130,652,412,424.19/18,517,551.32
  6. Step 6: Final answer
    x = 14,155,794.57

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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.