Home / 10,080,480.60-15,120,720.90-3,348,894.60

Finding the Fourth Proportional to 10,080,480.60, 15,120,720.90 and 3,348,894.60

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Solution

The fourth proportional to 10,080,480.60, 15,120,720.90 and 3,348,894.60 is: 5,023,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,480.60 : 15,120,720.90 = 3,348,894.60 : x
  2. Step 2: Convert to fraction form
    10,080,480.60/15,120,720.90 = 3,348,894.60/x
  3. Step 3: Cross multiply
    10,080,480.60x = 15,120,720.90 × 3,348,894.60
  4. Step 4: Simplify right side
    10,080,480.60x = 50,637,700,570,117.14
  5. Step 5: Solve for x
    x = 50,637,700,570,117.14/10,080,480.60
  6. Step 6: Final answer
    x = 5,023,341.90

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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.