Home / 10,000,550.73-13,800,686.54-5,649,557.97

Finding the Fourth Proportional to 10,000,550.73, 13,800,686.54 and 5,649,557.97

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Solution

The fourth proportional to 10,000,550.73, 13,800,686.54 and 5,649,557.97 is: 7,796,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,550.73 : 13,800,686.54 = 5,649,557.97 : x
  2. Step 2: Convert to fraction form
    10,000,550.73/13,800,686.54 = 5,649,557.97/x
  3. Step 3: Cross multiply
    10,000,550.73x = 13,800,686.54 × 5,649,557.97
  4. Step 4: Simplify right side
    10,000,550.73x = 77,967,778,605,280.94
  5. Step 5: Solve for x
    x = 77,967,778,605,280.94/10,000,550.73
  6. Step 6: Final answer
    x = 7,796,348.49

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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.