Home / 9,280,839.84-12,807,646.38-5,206,546.32

Finding the Fourth Proportional to 9,280,839.84, 12,807,646.38 and 5,206,546.32

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Solution

The fourth proportional to 9,280,839.84, 12,807,646.38 and 5,206,546.32 is: 7,185,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,839.84 : 12,807,646.38 = 5,206,546.32 : x
  2. Step 2: Convert to fraction form
    9,280,839.84/12,807,646.38 = 5,206,546.32/x
  3. Step 3: Cross multiply
    9,280,839.84x = 12,807,646.38 × 5,206,546.32
  4. Step 4: Simplify right side
    9,280,839.84x = 66,683,604,127,650.33
  5. Step 5: Solve for x
    x = 66,683,604,127,650.33/9,280,839.84
  6. Step 6: Final answer
    x = 7,185,082.95

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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.