Home / 19,145,778.28-26,421,141.98-10,443,950.90

Finding the Fourth Proportional to 19,145,778.28, 26,421,141.98 and 10,443,950.90

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Solution

The fourth proportional to 19,145,778.28, 26,421,141.98 and 10,443,950.90 is: 14,412,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,778.28 : 26,421,141.98 = 10,443,950.90 : x
  2. Step 2: Convert to fraction form
    19,145,778.28/26,421,141.98 = 10,443,950.90/x
  3. Step 3: Cross multiply
    19,145,778.28x = 26,421,141.98 × 10,443,950.90
  4. Step 4: Simplify right side
    19,145,778.28x = 275,941,109,561,048.78
  5. Step 5: Solve for x
    x = 275,941,109,561,048.78/19,145,778.28
  6. Step 6: Final answer
    x = 14,412,634.76

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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.