Home / 13,176,254.70-19,731,204.45-8,664,101.10

Finding the Fourth Proportional to 13,176,254.70, 19,731,204.45 and 8,664,101.10

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Solution

The fourth proportional to 13,176,254.70, 19,731,204.45 and 8,664,101.10 is: 12,974,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,254.70 : 19,731,204.45 = 8,664,101.10 : x
  2. Step 2: Convert to fraction form
    13,176,254.70/19,731,204.45 = 8,664,101.10/x
  3. Step 3: Cross multiply
    13,176,254.70x = 19,731,204.45 × 8,664,101.10
  4. Step 4: Simplify right side
    13,176,254.70x = 170,953,150,179,569.88
  5. Step 5: Solve for x
    x = 170,953,150,179,569.88/13,176,254.70
  6. Step 6: Final answer
    x = 12,974,335.58

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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.