Home / 7,381,215.70-11,071,823.55-6,186,822.10

Finding the Fourth Proportional to 7,381,215.70, 11,071,823.55 and 6,186,822.10

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Solution

The fourth proportional to 7,381,215.70, 11,071,823.55 and 6,186,822.10 is: 9,280,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,215.70 : 11,071,823.55 = 6,186,822.10 : x
  2. Step 2: Convert to fraction form
    7,381,215.70/11,071,823.55 = 6,186,822.10/x
  3. Step 3: Cross multiply
    7,381,215.70x = 11,071,823.55 × 6,186,822.10
  4. Step 4: Simplify right side
    7,381,215.70x = 68,499,402,626,440.45
  5. Step 5: Solve for x
    x = 68,499,402,626,440.45/7,381,215.70
  6. Step 6: Final answer
    x = 9,280,233.15

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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.