Home / 10,877,237.70-16,298,141.85-8,007,456.30

Finding the Fourth Proportional to 10,877,237.70, 16,298,141.85 and 8,007,456.30

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Solution

The fourth proportional to 10,877,237.70, 16,298,141.85 and 8,007,456.30 is: 11,998,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877,237.70 : 16,298,141.85 = 8,007,456.30 : x
  2. Step 2: Convert to fraction form
    10,877,237.70/16,298,141.85 = 8,007,456.30/x
  3. Step 3: Cross multiply
    10,877,237.70x = 16,298,141.85 × 8,007,456.30
  4. Step 4: Simplify right side
    10,877,237.70x = 130,506,658,635,076.16
  5. Step 5: Solve for x
    x = 130,506,658,635,076.16/10,877,237.70
  6. Step 6: Final answer
    x = 11,998,143.48

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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.