Home / 5,148,053.92-7,104,315.28-2,856,209.14

Finding the Fourth Proportional to 5,148,053.92, 7,104,315.28 and 2,856,209.14

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Solution

The fourth proportional to 5,148,053.92, 7,104,315.28 and 2,856,209.14 is: 3,941,569.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,053.92 : 7,104,315.28 = 2,856,209.14 : x
  2. Step 2: Convert to fraction form
    5,148,053.92/7,104,315.28 = 2,856,209.14/x
  3. Step 3: Cross multiply
    5,148,053.92x = 7,104,315.28 × 2,856,209.14
  4. Step 4: Simplify right side
    5,148,053.92x = 20,291,410,200,656.08
  5. Step 5: Solve for x
    x = 20,291,410,200,656.08/5,148,053.92
  6. Step 6: Final answer
    x = 3,941,569.09

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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.