Home / 6,780,573.10-10,170,859.65-4,087,938.70

Finding the Fourth Proportional to 6,780,573.10, 10,170,859.65 and 4,087,938.70

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Solution

The fourth proportional to 6,780,573.10, 10,170,859.65 and 4,087,938.70 is: 6,131,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,573.10 : 10,170,859.65 = 4,087,938.70 : x
  2. Step 2: Convert to fraction form
    6,780,573.10/10,170,859.65 = 4,087,938.70/x
  3. Step 3: Cross multiply
    6,780,573.10x = 10,170,859.65 × 4,087,938.70
  4. Step 4: Simplify right side
    6,780,573.10x = 41,577,850,775,503.46
  5. Step 5: Solve for x
    x = 41,577,850,775,503.46/6,780,573.10
  6. Step 6: Final answer
    x = 6,131,908.05

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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.