Home / 7,315,509.11-10,098,903.26-4,872,186.23

Finding the Fourth Proportional to 7,315,509.11, 10,098,903.26 and 4,872,186.23

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Solution

The fourth proportional to 7,315,509.11, 10,098,903.26 and 4,872,186.23 is: 6,725,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,509.11 : 10,098,903.26 = 4,872,186.23 : x
  2. Step 2: Convert to fraction form
    7,315,509.11/10,098,903.26 = 4,872,186.23/x
  3. Step 3: Cross multiply
    7,315,509.11x = 10,098,903.26 × 4,872,186.23
  4. Step 4: Simplify right side
    7,315,509.11x = 49,203,737,363,160.05
  5. Step 5: Solve for x
    x = 49,203,737,363,160.05/7,315,509.11
  6. Step 6: Final answer
    x = 6,725,948.48

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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.