Home / 12,654,052.76-19,011,360.11-8,113,996.55

Finding the Fourth Proportional to 12,654,052.76, 19,011,360.11 and 8,113,996.55

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Solution

The fourth proportional to 12,654,052.76, 19,011,360.11 and 8,113,996.55 is: 12,190,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,052.76 : 19,011,360.11 = 8,113,996.55 : x
  2. Step 2: Convert to fraction form
    12,654,052.76/19,011,360.11 = 8,113,996.55/x
  3. Step 3: Cross multiply
    12,654,052.76x = 19,011,360.11 × 8,113,996.55
  4. Step 4: Simplify right side
    12,654,052.76x = 154,258,110,343,347.62
  5. Step 5: Solve for x
    x = 154,258,110,343,347.62/12,654,052.76
  6. Step 6: Final answer
    x = 12,190,411.50

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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.