Home / 11,679,176.20-17,506,841.10-7,893,041.80

Finding the Fourth Proportional to 11,679,176.20, 17,506,841.10 and 7,893,041.80

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Solution

The fourth proportional to 11,679,176.20, 17,506,841.10 and 7,893,041.80 is: 11,831,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,176.20 : 17,506,841.10 = 7,893,041.80 : x
  2. Step 2: Convert to fraction form
    11,679,176.20/17,506,841.10 = 7,893,041.80/x
  3. Step 3: Cross multiply
    11,679,176.20x = 17,506,841.10 × 7,893,041.80
  4. Step 4: Simplify right side
    11,679,176.20x = 138,182,228,588,257.98
  5. Step 5: Solve for x
    x = 138,182,228,588,257.98/11,679,176.20
  6. Step 6: Final answer
    x = 11,831,504.74

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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.