Home / 10,368,052.95-15,552,079.43-8,688,436.95

Finding the Fourth Proportional to 10,368,052.95, 15,552,079.43 and 8,688,436.95

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Solution

The fourth proportional to 10,368,052.95, 15,552,079.43 and 8,688,436.95 is: 13,032,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,052.95 : 15,552,079.43 = 8,688,436.95 : x
  2. Step 2: Convert to fraction form
    10,368,052.95/15,552,079.43 = 8,688,436.95/x
  3. Step 3: Cross multiply
    10,368,052.95x = 15,552,079.43 × 8,688,436.95
  4. Step 4: Simplify right side
    10,368,052.95x = 135,123,261,525,504.75
  5. Step 5: Solve for x
    x = 135,123,261,525,504.75/10,368,052.95
  6. Step 6: Final answer
    x = 13,032,655.43

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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.