Home / 10,869,818.55-14,994,084.96-6,788,351.67

Finding the Fourth Proportional to 10,869,818.55, 14,994,084.96 and 6,788,351.67

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Solution

The fourth proportional to 10,869,818.55, 14,994,084.96 and 6,788,351.67 is: 9,364,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869,818.55 : 14,994,084.96 = 6,788,351.67 : x
  2. Step 2: Convert to fraction form
    10,869,818.55/14,994,084.96 = 6,788,351.67/x
  3. Step 3: Cross multiply
    10,869,818.55x = 14,994,084.96 × 6,788,351.67
  4. Step 4: Simplify right side
    10,869,818.55x = 101,785,121,678,337.89
  5. Step 5: Solve for x
    x = 101,785,121,678,337.89/10,869,818.55
  6. Step 6: Final answer
    x = 9,364,012.95

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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.