Home / 13,460,982.60-20,191,473.90-8,152,566.60

Finding the Fourth Proportional to 13,460,982.60, 20,191,473.90 and 8,152,566.60

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Solution

The fourth proportional to 13,460,982.60, 20,191,473.90 and 8,152,566.60 is: 12,228,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,982.60 : 20,191,473.90 = 8,152,566.60 : x
  2. Step 2: Convert to fraction form
    13,460,982.60/20,191,473.90 = 8,152,566.60/x
  3. Step 3: Cross multiply
    13,460,982.60x = 20,191,473.90 × 8,152,566.60
  4. Step 4: Simplify right side
    13,460,982.60x = 164,612,335,721,911.72
  5. Step 5: Solve for x
    x = 164,612,335,721,911.72/13,460,982.60
  6. Step 6: Final answer
    x = 12,228,849.90

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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.