Home / 8,776,663.44-12,112,818.40-5,105,734.68

Finding the Fourth Proportional to 8,776,663.44, 12,112,818.40 and 5,105,734.68

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Solution

The fourth proportional to 8,776,663.44, 12,112,818.40 and 5,105,734.68 is: 7,046,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,663.44 : 12,112,818.40 = 5,105,734.68 : x
  2. Step 2: Convert to fraction form
    8,776,663.44/12,112,818.40 = 5,105,734.68/x
  3. Step 3: Cross multiply
    8,776,663.44x = 12,112,818.40 × 5,105,734.68
  4. Step 4: Simplify right side
    8,776,663.44x = 61,844,836,977,422.11
  5. Step 5: Solve for x
    x = 61,844,836,977,422.11/8,776,663.44
  6. Step 6: Final answer
    x = 7,046,508.89

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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.