Home / 8,240,438.89-11,369,486.28-6,492,689.92

Finding the Fourth Proportional to 8,240,438.89, 11,369,486.28 and 6,492,689.92

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Solution

The fourth proportional to 8,240,438.89, 11,369,486.28 and 6,492,689.92 is: 8,958,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,438.89 : 11,369,486.28 = 6,492,689.92 : x
  2. Step 2: Convert to fraction form
    8,240,438.89/11,369,486.28 = 6,492,689.92/x
  3. Step 3: Cross multiply
    8,240,438.89x = 11,369,486.28 × 6,492,689.92
  4. Step 4: Simplify right side
    8,240,438.89x = 73,818,548,965,734.30
  5. Step 5: Solve for x
    x = 73,818,548,965,734.30/8,240,438.89
  6. Step 6: Final answer
    x = 8,958,084.63

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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.