Home / 11,265,436.32-16,880,775.12-7,607,839.20

Finding the Fourth Proportional to 11,265,436.32, 16,880,775.12 and 7,607,839.20

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Solution

The fourth proportional to 11,265,436.32, 16,880,775.12 and 7,607,839.20 is: 11,400,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265,436.32 : 16,880,775.12 = 7,607,839.20 : x
  2. Step 2: Convert to fraction form
    11,265,436.32/16,880,775.12 = 7,607,839.20/x
  3. Step 3: Cross multiply
    11,265,436.32x = 16,880,775.12 × 7,607,839.20
  4. Step 4: Simplify right side
    11,265,436.32x = 128,426,222,684,320.72
  5. Step 5: Solve for x
    x = 128,426,222,684,320.72/11,265,436.32
  6. Step 6: Final answer
    x = 11,400,022.07

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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.