Home / 8,778,195.06-12,113,927.10-4,910,780.94

Finding the Fourth Proportional to 8,778,195.06, 12,113,927.10 and 4,910,780.94

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Solution

The fourth proportional to 8,778,195.06, 12,113,927.10 and 4,910,780.94 is: 6,776,887.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,195.06 : 12,113,927.10 = 4,910,780.94 : x
  2. Step 2: Convert to fraction form
    8,778,195.06/12,113,927.10 = 4,910,780.94/x
  3. Step 3: Cross multiply
    8,778,195.06x = 12,113,927.10 × 4,910,780.94
  4. Step 4: Simplify right side
    8,778,195.06x = 59,488,842,311,229.48
  5. Step 5: Solve for x
    x = 59,488,842,311,229.48/8,778,195.06
  6. Step 6: Final answer
    x = 6,776,887.72

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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.