Home / 12,126,777.40-18,192,693.30-4,042,264.60

Finding the Fourth Proportional to 12,126,777.40, 18,192,693.30 and 4,042,264.60

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Solution

The fourth proportional to 12,126,777.40, 18,192,693.30 and 4,042,264.60 is: 6,064,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,126,777.40 : 18,192,693.30 = 4,042,264.60 : x
  2. Step 2: Convert to fraction form
    12,126,777.40/18,192,693.30 = 4,042,264.60/x
  3. Step 3: Cross multiply
    12,126,777.40x = 18,192,693.30 × 4,042,264.60
  4. Step 4: Simplify right side
    12,126,777.40x = 73,539,680,105,247.19
  5. Step 5: Solve for x
    x = 73,539,680,105,247.19/12,126,777.40
  6. Step 6: Final answer
    x = 6,064,239.30

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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.