Home / 26,941,808.10-40,412,712.15-18,438,752.10

Finding the Fourth Proportional to 26,941,808.10, 40,412,712.15 and 18,438,752.10

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Solution

The fourth proportional to 26,941,808.10, 40,412,712.15 and 18,438,752.10 is: 27,658,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941,808.10 : 40,412,712.15 = 18,438,752.10 : x
  2. Step 2: Convert to fraction form
    26,941,808.10/40,412,712.15 = 18,438,752.10/x
  3. Step 3: Cross multiply
    26,941,808.10x = 40,412,712.15 × 18,438,752.10
  4. Step 4: Simplify right side
    26,941,808.10x = 745,159,981,022,508
  5. Step 5: Solve for x
    x = 745,159,981,022,508/26,941,808.10
  6. Step 6: Final answer
    x = 27,658,128.15

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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.