Home / 12,129,092.10-18,193,638.15-6,460,388.10

Finding the Fourth Proportional to 12,129,092.10, 18,193,638.15 and 6,460,388.10

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Solution

The fourth proportional to 12,129,092.10, 18,193,638.15 and 6,460,388.10 is: 9,690,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,129,092.10 : 18,193,638.15 = 6,460,388.10 : x
  2. Step 2: Convert to fraction form
    12,129,092.10/18,193,638.15 = 6,460,388.10/x
  3. Step 3: Cross multiply
    12,129,092.10x = 18,193,638.15 × 6,460,388.10
  4. Step 4: Simplify right side
    12,129,092.10x = 117,537,963,399,966
  5. Step 5: Solve for x
    x = 117,537,963,399,966/12,129,092.10
  6. Step 6: Final answer
    x = 9,690,582.15

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Similar ratio
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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.