Home / 12,588,809.75-18,883,214.66-4,069,146.20

Finding the Fourth Proportional to 12,588,809.75, 18,883,214.66 and 4,069,146.20

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Solution

The fourth proportional to 12,588,809.75, 18,883,214.66 and 4,069,146.20 is: 6,103,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,809.75 : 18,883,214.66 = 4,069,146.20 : x
  2. Step 2: Convert to fraction form
    12,588,809.75/18,883,214.66 = 4,069,146.20/x
  3. Step 3: Cross multiply
    12,588,809.75x = 18,883,214.66 × 4,069,146.20
  4. Step 4: Simplify right side
    12,588,809.75x = 76,838,561,234,904.20
  5. Step 5: Solve for x
    x = 76,838,561,234,904.20/12,588,809.75
  6. Step 6: Final answer
    x = 6,103,719.32

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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.