Home / 12,912,001.10-19,368,001.65-6,193,537.10

Finding the Fourth Proportional to 12,912,001.10, 19,368,001.65 and 6,193,537.10

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Solution

The fourth proportional to 12,912,001.10, 19,368,001.65 and 6,193,537.10 is: 9,290,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,912,001.10 : 19,368,001.65 = 6,193,537.10 : x
  2. Step 2: Convert to fraction form
    12,912,001.10/19,368,001.65 = 6,193,537.10/x
  3. Step 3: Cross multiply
    12,912,001.10x = 19,368,001.65 × 6,193,537.10
  4. Step 4: Simplify right side
    12,912,001.10x = 119,956,436,772,136.20
  5. Step 5: Solve for x
    x = 119,956,436,772,136.20/12,912,001.10
  6. Step 6: Final answer
    x = 9,290,305.65

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Similar ratio
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1.5x scale

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.