Home / 9,085,871.12-12,538,541.41-4,955,990.90

Finding the Fourth Proportional to 9,085,871.12, 12,538,541.41 and 4,955,990.90

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Solution

The fourth proportional to 9,085,871.12, 12,538,541.41 and 4,955,990.90 is: 6,839,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085,871.12 : 12,538,541.41 = 4,955,990.90 : x
  2. Step 2: Convert to fraction form
    9,085,871.12/12,538,541.41 = 4,955,990.90/x
  3. Step 3: Cross multiply
    9,085,871.12x = 12,538,541.41 × 4,955,990.90
  4. Step 4: Simplify right side
    9,085,871.12x = 62,140,897,118,776.64
  5. Step 5: Solve for x
    x = 62,140,897,118,776.64/9,085,871.12
  6. Step 6: Final answer
    x = 6,839,288.86

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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.