Home / 12,769,230.90-19,153,846.35-8,495,541.30

Finding the Fourth Proportional to 12,769,230.90, 19,153,846.35 and 8,495,541.30

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Solution

The fourth proportional to 12,769,230.90, 19,153,846.35 and 8,495,541.30 is: 12,743,311.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,230.90 : 19,153,846.35 = 8,495,541.30 : x
  2. Step 2: Convert to fraction form
    12,769,230.90/19,153,846.35 = 8,495,541.30/x
  3. Step 3: Cross multiply
    12,769,230.90x = 19,153,846.35 × 8,495,541.30
  4. Step 4: Simplify right side
    12,769,230.90x = 162,722,292,720,279.28
  5. Step 5: Solve for x
    x = 162,722,292,720,279.28/12,769,230.90
  6. Step 6: Final answer
    x = 12,743,311.95

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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.