Home / 7,111,560.88-9,810,826.60-4,169,876.45

Finding the Fourth Proportional to 7,111,560.88, 9,810,826.60 and 4,169,876.45

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Solution

The fourth proportional to 7,111,560.88, 9,810,826.60 and 4,169,876.45 is: 5,752,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,560.88 : 9,810,826.60 = 4,169,876.45 : x
  2. Step 2: Convert to fraction form
    7,111,560.88/9,810,826.60 = 4,169,876.45/x
  3. Step 3: Cross multiply
    7,111,560.88x = 9,810,826.60 × 4,169,876.45
  4. Step 4: Simplify right side
    7,111,560.88x = 40,909,934,773,524.20
  5. Step 5: Solve for x
    x = 40,909,934,773,524.20/7,111,560.88
  6. Step 6: Final answer
    x = 5,752,595.74

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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.