Home / 8,127,156.60-12,190,346.10-2,735,278.20

Finding the Fourth Proportional to 8,127,156.60, 12,190,346.10 and 2,735,278.20

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Solution

The fourth proportional to 8,127,156.60, 12,190,346.10 and 2,735,278.20 is: 4,102,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,156.60 : 12,190,346.10 = 2,735,278.20 : x
  2. Step 2: Convert to fraction form
    8,127,156.60/12,190,346.10 = 2,735,278.20/x
  3. Step 3: Cross multiply
    8,127,156.60x = 12,190,346.10 × 2,735,278.20
  4. Step 4: Simplify right side
    8,127,156.60x = 33,343,987,937,785.02
  5. Step 5: Solve for x
    x = 33,343,987,937,785.02/8,127,156.60
  6. Step 6: Final answer
    x = 4,102,786.45

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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.