Home / 42,060,774.30-63,091,161.45-18,126,246.30

Finding the Fourth Proportional to 42,060,774.30, 63,091,161.45 and 18,126,246.30

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Solution

The fourth proportional to 42,060,774.30, 63,091,161.45 and 18,126,246.30 is: 27,189,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,060,774.30 : 63,091,161.45 = 18,126,246.30 : x
  2. Step 2: Convert to fraction form
    42,060,774.30/63,091,161.45 = 18,126,246.30/x
  3. Step 3: Cross multiply
    42,060,774.30x = 63,091,161.45 × 18,126,246.30
  4. Step 4: Simplify right side
    42,060,774.30x = 1,143,605,931,795,765.25
  5. Step 5: Solve for x
    x = 1,143,605,931,795,765.25/42,060,774.30
  6. Step 6: Final answer
    x = 27,189,369.45

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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.