Home / 19,218,205.13-26,521,122.24-10,516,378.46

Finding the Fourth Proportional to 19,218,205.13, 26,521,122.24 and 10,516,378.46

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Solution

The fourth proportional to 19,218,205.13, 26,521,122.24 and 10,516,378.46 is: 14,512,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,205.13 : 26,521,122.24 = 10,516,378.46 : x
  2. Step 2: Convert to fraction form
    19,218,205.13/26,521,122.24 = 10,516,378.46/x
  3. Step 3: Cross multiply
    19,218,205.13x = 26,521,122.24 × 10,516,378.46
  4. Step 4: Simplify right side
    19,218,205.13x = 278,906,158,527,157.31
  5. Step 5: Solve for x
    x = 278,906,158,527,157.31/19,218,205.13
  6. Step 6: Final answer
    x = 14,512,601.81

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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.