Home / 13,287,600.90-19,931,401.35-3,190,221.90

Finding the Fourth Proportional to 13,287,600.90, 19,931,401.35 and 3,190,221.90

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Solution

The fourth proportional to 13,287,600.90, 19,931,401.35 and 3,190,221.90 is: 4,785,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287,600.90 : 19,931,401.35 = 3,190,221.90 : x
  2. Step 2: Convert to fraction form
    13,287,600.90/19,931,401.35 = 3,190,221.90/x
  3. Step 3: Cross multiply
    13,287,600.90x = 19,931,401.35 × 3,190,221.90
  4. Step 4: Simplify right side
    13,287,600.90x = 63,585,593,084,459.57
  5. Step 5: Solve for x
    x = 63,585,593,084,459.57/13,287,600.90
  6. Step 6: Final answer
    x = 4,785,332.85

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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.