Home / 8,590,499.12-11,854,585.54-4,722,990.70

Finding the Fourth Proportional to 8,590,499.12, 11,854,585.54 and 4,722,990.70

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Solution

The fourth proportional to 8,590,499.12, 11,854,585.54 and 4,722,990.70 is: 6,517,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,499.12 : 11,854,585.54 = 4,722,990.70 : x
  2. Step 2: Convert to fraction form
    8,590,499.12/11,854,585.54 = 4,722,990.70/x
  3. Step 3: Cross multiply
    8,590,499.12x = 11,854,585.54 × 4,722,990.70
  4. Step 4: Simplify right side
    8,590,499.12x = 55,989,097,257,774.48
  5. Step 5: Solve for x
    x = 55,989,097,257,774.48/8,590,499.12
  6. Step 6: Final answer
    x = 6,517,560.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.