Home / 4,987,672.46-7,475,443.16-3,529,139.11

Finding the Fourth Proportional to 4,987,672.46, 7,475,443.16 and 3,529,139.11

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Solution

The fourth proportional to 4,987,672.46, 7,475,443.16 and 3,529,139.11 is: 5,289,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,672.46 : 7,475,443.16 = 3,529,139.11 : x
  2. Step 2: Convert to fraction form
    4,987,672.46/7,475,443.16 = 3,529,139.11/x
  3. Step 3: Cross multiply
    4,987,672.46x = 7,475,443.16 × 3,529,139.11
  4. Step 4: Simplify right side
    4,987,672.46x = 26,381,878,824,492.76
  5. Step 5: Solve for x
    x = 26,381,878,824,492.76/4,987,672.46
  6. Step 6: Final answer
    x = 5,289,416.87

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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.