Home / 7,722,172.08-10,656,598.76-4,284,404.92

Finding the Fourth Proportional to 7,722,172.08, 10,656,598.76 and 4,284,404.92

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Solution

The fourth proportional to 7,722,172.08, 10,656,598.76 and 4,284,404.92 is: 5,912,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,172.08 : 10,656,598.76 = 4,284,404.92 : x
  2. Step 2: Convert to fraction form
    7,722,172.08/10,656,598.76 = 4,284,404.92/x
  3. Step 3: Cross multiply
    7,722,172.08x = 10,656,598.76 × 4,284,404.92
  4. Step 4: Simplify right side
    7,722,172.08x = 45,657,184,157,809.90
  5. Step 5: Solve for x
    x = 45,657,184,157,809.90/7,722,172.08
  6. Step 6: Final answer
    x = 5,912,479.51

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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.