Home / 8,104,640.90-12,137,479.29-4,635,867.40

Finding the Fourth Proportional to 8,104,640.90, 12,137,479.29 and 4,635,867.40

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Solution

The fourth proportional to 8,104,640.90, 12,137,479.29 and 4,635,867.40 is: 6,942,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104,640.90 : 12,137,479.29 = 4,635,867.40 : x
  2. Step 2: Convert to fraction form
    8,104,640.90/12,137,479.29 = 4,635,867.40/x
  3. Step 3: Cross multiply
    8,104,640.90x = 12,137,479.29 × 4,635,867.40
  4. Step 4: Simplify right side
    8,104,640.90x = 56,267,744,528,342.45
  5. Step 5: Solve for x
    x = 56,267,744,528,342.45/8,104,640.90
  6. Step 6: Final answer
    x = 6,942,657.33

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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.