Home / 19,218,229.05-26,521,155.06-10,516,402.71

Finding the Fourth Proportional to 19,218,229.05, 26,521,155.06 and 10,516,402.71

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Solution

The fourth proportional to 19,218,229.05, 26,521,155.06 and 10,516,402.71 is: 14,512,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,229.05 : 26,521,155.06 = 10,516,402.71 : x
  2. Step 2: Convert to fraction form
    19,218,229.05/26,521,155.06 = 10,516,402.71/x
  3. Step 3: Cross multiply
    19,218,229.05x = 26,521,155.06 × 10,516,402.71
  4. Step 4: Simplify right side
    19,218,229.05x = 278,907,146,945,314.22
  5. Step 5: Solve for x
    x = 278,907,146,945,314.22/19,218,229.05
  6. Step 6: Final answer
    x = 14,512,635.18

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1.5x scale

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.