Home / 7,148,055.20-10,722,082.80-4,114,248.80

Finding the Fourth Proportional to 7,148,055.20, 10,722,082.80 and 4,114,248.80

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Solution

The fourth proportional to 7,148,055.20, 10,722,082.80 and 4,114,248.80 is: 6,171,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,055.20 : 10,722,082.80 = 4,114,248.80 : x
  2. Step 2: Convert to fraction form
    7,148,055.20/10,722,082.80 = 4,114,248.80/x
  3. Step 3: Cross multiply
    7,148,055.20x = 10,722,082.80 × 4,114,248.80
  4. Step 4: Simplify right side
    7,148,055.20x = 44,113,316,293,400.64
  5. Step 5: Solve for x
    x = 44,113,316,293,400.64/7,148,055.20
  6. Step 6: Final answer
    x = 6,171,373.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.