Home / 12,396,472.50-17,103,954.96-7,236,869.16

Finding the Fourth Proportional to 12,396,472.50, 17,103,954.96 and 7,236,869.16

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Solution

The fourth proportional to 12,396,472.50, 17,103,954.96 and 7,236,869.16 is: 9,985,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,472.50 : 17,103,954.96 = 7,236,869.16 : x
  2. Step 2: Convert to fraction form
    12,396,472.50/17,103,954.96 = 7,236,869.16/x
  3. Step 3: Cross multiply
    12,396,472.50x = 17,103,954.96 × 7,236,869.16
  4. Step 4: Simplify right side
    12,396,472.50x = 123,779,084,164,053.05
  5. Step 5: Solve for x
    x = 123,779,084,164,053.05/12,396,472.50
  6. Step 6: Final answer
    x = 9,985,024.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.