Home / 25,380,545.80-35,025,579.15-13,778,109.27

Finding the Fourth Proportional to 25,380,545.80, 35,025,579.15 and 13,778,109.27

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Solution

The fourth proportional to 25,380,545.80, 35,025,579.15 and 13,778,109.27 is: 19,014,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380,545.80 : 35,025,579.15 = 13,778,109.27 : x
  2. Step 2: Convert to fraction form
    25,380,545.80/35,025,579.15 = 13,778,109.27/x
  3. Step 3: Cross multiply
    25,380,545.80x = 35,025,579.15 × 13,778,109.27
  4. Step 4: Simplify right side
    25,380,545.80x = 482,586,256,773,733.69
  5. Step 5: Solve for x
    x = 482,586,256,773,733.69/25,380,545.80
  6. Step 6: Final answer
    x = 19,014,022.02

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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.