Home / 10,842,027.60-16,281,703.80-7,669,419.60

Finding the Fourth Proportional to 10,842,027.60, 16,281,703.80 and 7,669,419.60

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Solution

The fourth proportional to 10,842,027.60, 16,281,703.80 and 7,669,419.60 is: 11,517,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842,027.60 : 16,281,703.80 = 7,669,419.60 : x
  2. Step 2: Convert to fraction form
    10,842,027.60/16,281,703.80 = 7,669,419.60/x
  3. Step 3: Cross multiply
    10,842,027.60x = 16,281,703.80 × 7,669,419.60
  4. Step 4: Simplify right side
    10,842,027.60x = 124,871,218,245,114.48
  5. Step 5: Solve for x
    x = 124,871,218,245,114.48/10,842,027.60
  6. Step 6: Final answer
    x = 11,517,330.78

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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.