Home / 10,687,868.39-14,750,834.31-6,767,982.41

Finding the Fourth Proportional to 10,687,868.39, 14,750,834.31 and 6,767,982.41

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Solution

The fourth proportional to 10,687,868.39, 14,750,834.31 and 6,767,982.41 is: 9,340,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687,868.39 : 14,750,834.31 = 6,767,982.41 : x
  2. Step 2: Convert to fraction form
    10,687,868.39/14,750,834.31 = 6,767,982.41/x
  3. Step 3: Cross multiply
    10,687,868.39x = 14,750,834.31 × 6,767,982.41
  4. Step 4: Simplify right side
    10,687,868.39x = 99,833,387,152,123.75
  5. Step 5: Solve for x
    x = 99,833,387,152,123.75/10,687,868.39
  6. Step 6: Final answer
    x = 9,340,813.67

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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.