Home / 12,777,679.80-19,157,066.10-6,038,220.60

Finding the Fourth Proportional to 12,777,679.80, 19,157,066.10 and 6,038,220.60

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Solution

The fourth proportional to 12,777,679.80, 19,157,066.10 and 6,038,220.60 is: 9,052,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,777,679.80 : 19,157,066.10 = 6,038,220.60 : x
  2. Step 2: Convert to fraction form
    12,777,679.80/19,157,066.10 = 6,038,220.60/x
  3. Step 3: Cross multiply
    12,777,679.80x = 19,157,066.10 × 6,038,220.60
  4. Step 4: Simplify right side
    12,777,679.80x = 115,674,591,160,581.66
  5. Step 5: Solve for x
    x = 115,674,591,160,581.66/12,777,679.80
  6. Step 6: Final answer
    x = 9,052,863.51

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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.