Home / 7,866,084.80-11,802,801.12-4,077,500.48

Finding the Fourth Proportional to 7,866,084.80, 11,802,801.12 and 4,077,500.48

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Solution

The fourth proportional to 7,866,084.80, 11,802,801.12 and 4,077,500.48 is: 6,118,155.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866,084.80 : 11,802,801.12 = 4,077,500.48 : x
  2. Step 2: Convert to fraction form
    7,866,084.80/11,802,801.12 = 4,077,500.48/x
  3. Step 3: Cross multiply
    7,866,084.80x = 11,802,801.12 × 4,077,500.48
  4. Step 4: Simplify right side
    7,866,084.80x = 48,125,927,232,144.53
  5. Step 5: Solve for x
    x = 48,125,927,232,144.53/7,866,084.80
  6. Step 6: Final answer
    x = 6,118,155.15

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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.