Home / 13,843,090.12-20,764,686.14-4,258,402.20

Finding the Fourth Proportional to 13,843,090.12, 20,764,686.14 and 4,258,402.20

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Solution

The fourth proportional to 13,843,090.12, 20,764,686.14 and 4,258,402.20 is: 6,387,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,090.12 : 20,764,686.14 = 4,258,402.20 : x
  2. Step 2: Convert to fraction form
    13,843,090.12/20,764,686.14 = 4,258,402.20/x
  3. Step 3: Cross multiply
    13,843,090.12x = 20,764,686.14 × 4,258,402.20
  4. Step 4: Simplify right side
    13,843,090.12x = 88,424,385,140,885.52
  5. Step 5: Solve for x
    x = 88,424,385,140,885.52/13,843,090.12
  6. Step 6: Final answer
    x = 6,387,618.98

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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.