Home / 8,315,280.93-12,472,952.10-2,557,974.66

Finding the Fourth Proportional to 8,315,280.93, 12,472,952.10 and 2,557,974.66

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Solution

The fourth proportional to 8,315,280.93, 12,472,952.10 and 2,557,974.66 is: 3,836,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,280.93 : 12,472,952.10 = 2,557,974.66 : x
  2. Step 2: Convert to fraction form
    8,315,280.93/12,472,952.10 = 2,557,974.66/x
  3. Step 3: Cross multiply
    8,315,280.93x = 12,472,952.10 × 2,557,974.66
  4. Step 4: Simplify right side
    8,315,280.93x = 31,905,495,407,193.79
  5. Step 5: Solve for x
    x = 31,905,495,407,193.79/8,315,280.93
  6. Step 6: Final answer
    x = 3,836,971.44

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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.