Home / 19,123,660.24-26,389,881.66-10,421,647.18

Finding the Fourth Proportional to 19,123,660.24, 26,389,881.66 and 10,421,647.18

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Solution

The fourth proportional to 19,123,660.24, 26,389,881.66 and 10,421,647.18 is: 14,381,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,660.24 : 26,389,881.66 = 10,421,647.18 : x
  2. Step 2: Convert to fraction form
    19,123,660.24/26,389,881.66 = 10,421,647.18/x
  3. Step 3: Cross multiply
    19,123,660.24x = 26,389,881.66 × 10,421,647.18
  4. Step 4: Simplify right side
    19,123,660.24x = 275,026,035,782,472.72
  5. Step 5: Solve for x
    x = 275,026,035,782,472.72/19,123,660.24
  6. Step 6: Final answer
    x = 14,381,453.78

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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.