Home / 7,887,347.60-11,826,355.80-4,108,211.60

Finding the Fourth Proportional to 7,887,347.60, 11,826,355.80 and 4,108,211.60

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Solution

The fourth proportional to 7,887,347.60, 11,826,355.80 and 4,108,211.60 is: 6,159,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,347.60 : 11,826,355.80 = 4,108,211.60 : x
  2. Step 2: Convert to fraction form
    7,887,347.60/11,826,355.80 = 4,108,211.60/x
  3. Step 3: Cross multiply
    7,887,347.60x = 11,826,355.80 × 4,108,211.60
  4. Step 4: Simplify right side
    7,887,347.60x = 48,585,172,083,287.28
  5. Step 5: Solve for x
    x = 48,585,172,083,287.28/7,887,347.60
  6. Step 6: Final answer
    x = 6,159,887.27

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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.