Home / 9,284,836.85-12,812,574.69-5,154,601.98

Finding the Fourth Proportional to 9,284,836.85, 12,812,574.69 and 5,154,601.98

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Solution

The fourth proportional to 9,284,836.85, 12,812,574.69 and 5,154,601.98 is: 7,113,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284,836.85 : 12,812,574.69 = 5,154,601.98 : x
  2. Step 2: Convert to fraction form
    9,284,836.85/12,812,574.69 = 5,154,601.98/x
  3. Step 3: Cross multiply
    9,284,836.85x = 12,812,574.69 × 5,154,601.98
  4. Step 4: Simplify right side
    9,284,836.85x = 66,043,722,827,589.61
  5. Step 5: Solve for x
    x = 66,043,722,827,589.61/9,284,836.85
  6. Step 6: Final answer
    x = 7,113,073.05

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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.