Home / 11,845,909.20-17,769,948.16-3,326,188.16

Finding the Fourth Proportional to 11,845,909.20, 17,769,948.16 and 3,326,188.16

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Solution

The fourth proportional to 11,845,909.20, 17,769,948.16 and 3,326,188.16 is: 4,989,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845,909.20 : 17,769,948.16 = 3,326,188.16 : x
  2. Step 2: Convert to fraction form
    11,845,909.20/17,769,948.16 = 3,326,188.16/x
  3. Step 3: Cross multiply
    11,845,909.20x = 17,769,948.16 × 3,326,188.16
  4. Step 4: Simplify right side
    11,845,909.20x = 59,106,191,173,605.79
  5. Step 5: Solve for x
    x = 59,106,191,173,605.79/11,845,909.20
  6. Step 6: Final answer
    x = 4,989,586.72

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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.