Home / 12,301,630.80-18,452,446.20-5,110,774.80

Finding the Fourth Proportional to 12,301,630.80, 18,452,446.20 and 5,110,774.80

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Solution

The fourth proportional to 12,301,630.80, 18,452,446.20 and 5,110,774.80 is: 7,666,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,630.80 : 18,452,446.20 = 5,110,774.80 : x
  2. Step 2: Convert to fraction form
    12,301,630.80/18,452,446.20 = 5,110,774.80/x
  3. Step 3: Cross multiply
    12,301,630.80x = 18,452,446.20 × 5,110,774.80
  4. Step 4: Simplify right side
    12,301,630.80x = 94,306,297,037,315.75
  5. Step 5: Solve for x
    x = 94,306,297,037,315.75/12,301,630.80
  6. Step 6: Final answer
    x = 7,666,162.20

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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.