Home / 42,118,734.96-63,181,958.04-11,826,393.84

Finding the Fourth Proportional to 42,118,734.96, 63,181,958.04 and 11,826,393.84

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Solution

The fourth proportional to 42,118,734.96, 63,181,958.04 and 11,826,393.84 is: 17,740,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,118,734.96 : 63,181,958.04 = 11,826,393.84 : x
  2. Step 2: Convert to fraction form
    42,118,734.96/63,181,958.04 = 11,826,393.84/x
  3. Step 3: Cross multiply
    42,118,734.96x = 63,181,958.04 × 11,826,393.84
  4. Step 4: Simplify right side
    42,118,734.96x = 747,214,719,363,394.50
  5. Step 5: Solve for x
    x = 747,214,719,363,394.50/42,118,734.96
  6. Step 6: Final answer
    x = 17,740,673.36

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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.