Home / 7,920,333.15-11,859,504.53-6,240,717.15

Finding the Fourth Proportional to 7,920,333.15, 11,859,504.53 and 6,240,717.15

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Solution

The fourth proportional to 7,920,333.15, 11,859,504.53 and 6,240,717.15 is: 9,344,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,333.15 : 11,859,504.53 = 6,240,717.15 : x
  2. Step 2: Convert to fraction form
    7,920,333.15/11,859,504.53 = 6,240,717.15/x
  3. Step 3: Cross multiply
    7,920,333.15x = 11,859,504.53 × 6,240,717.15
  4. Step 4: Simplify right side
    7,920,333.15x = 74,011,813,279,670.11
  5. Step 5: Solve for x
    x = 74,011,813,279,670.11/7,920,333.15
  6. Step 6: Final answer
    x = 9,344,532.85

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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.