Home / 7,328,361.10-10,992,541.65-5,438,793.10

Finding the Fourth Proportional to 7,328,361.10, 10,992,541.65 and 5,438,793.10

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Solution

The fourth proportional to 7,328,361.10, 10,992,541.65 and 5,438,793.10 is: 8,158,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,361.10 : 10,992,541.65 = 5,438,793.10 : x
  2. Step 2: Convert to fraction form
    7,328,361.10/10,992,541.65 = 5,438,793.10/x
  3. Step 3: Cross multiply
    7,328,361.10x = 10,992,541.65 × 5,438,793.10
  4. Step 4: Simplify right side
    7,328,361.10x = 59,786,159,677,482.61
  5. Step 5: Solve for x
    x = 59,786,159,677,482.61/7,328,361.10
  6. Step 6: Final answer
    x = 8,158,189.65

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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.