Home / 8,959,444.80-13,439,167.20-4,914,369.60

Finding the Fourth Proportional to 8,959,444.80, 13,439,167.20 and 4,914,369.60

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Solution

The fourth proportional to 8,959,444.80, 13,439,167.20 and 4,914,369.60 is: 7,371,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,444.80 : 13,439,167.20 = 4,914,369.60 : x
  2. Step 2: Convert to fraction form
    8,959,444.80/13,439,167.20 = 4,914,369.60/x
  3. Step 3: Cross multiply
    8,959,444.80x = 13,439,167.20 × 4,914,369.60
  4. Step 4: Simplify right side
    8,959,444.80x = 66,045,034,736,997.11
  5. Step 5: Solve for x
    x = 66,045,034,736,997.11/8,959,444.80
  6. Step 6: Final answer
    x = 7,371,554.40

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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.