Home / 5,148,161.16-7,104,463.48-2,856,316.38

Finding the Fourth Proportional to 5,148,161.16, 7,104,463.48 and 2,856,316.38

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Solution

The fourth proportional to 5,148,161.16, 7,104,463.48 and 2,856,316.38 is: 3,941,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,161.16 : 7,104,463.48 = 2,856,316.38 : x
  2. Step 2: Convert to fraction form
    5,148,161.16/7,104,463.48 = 2,856,316.38/x
  3. Step 3: Cross multiply
    5,148,161.16x = 7,104,463.48 × 2,856,316.38
  4. Step 4: Simplify right side
    5,148,161.16x = 20,292,595,409,035.80
  5. Step 5: Solve for x
    x = 20,292,595,409,035.80/5,148,161.16
  6. Step 6: Final answer
    x = 3,941,717.20

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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.