Home / 8,701,899.92-12,007,918.92-5,031,053.10

Finding the Fourth Proportional to 8,701,899.92, 12,007,918.92 and 5,031,053.10

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Solution

The fourth proportional to 8,701,899.92, 12,007,918.92 and 5,031,053.10 is: 6,942,446.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,899.92 : 12,007,918.92 = 5,031,053.10 : x
  2. Step 2: Convert to fraction form
    8,701,899.92/12,007,918.92 = 5,031,053.10/x
  3. Step 3: Cross multiply
    8,701,899.92x = 12,007,918.92 × 5,031,053.10
  4. Step 4: Simplify right side
    8,701,899.92x = 60,412,477,664,753.76
  5. Step 5: Solve for x
    x = 60,412,477,664,753.76/8,701,899.92
  6. Step 6: Final answer
    x = 6,942,446.85

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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.