Home / 5,205,088.89-7,183,021.82-2,913,249.51

Finding the Fourth Proportional to 5,205,088.89, 7,183,021.82 and 2,913,249.51

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Solution

The fourth proportional to 5,205,088.89, 7,183,021.82 and 2,913,249.51 is: 4,020,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,088.89 : 7,183,021.82 = 2,913,249.51 : x
  2. Step 2: Convert to fraction form
    5,205,088.89/7,183,021.82 = 2,913,249.51/x
  3. Step 3: Cross multiply
    5,205,088.89x = 7,183,021.82 × 2,913,249.51
  4. Step 4: Simplify right side
    5,205,088.89x = 20,925,934,782,868.06
  5. Step 5: Solve for x
    x = 20,925,934,782,868.06/5,205,088.89
  6. Step 6: Final answer
    x = 4,020,283.85

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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.