Home / 51,611,188.68-77,416,689.78-15,245,117.82

Finding the Fourth Proportional to 51,611,188.68, 77,416,689.78 and 15,245,117.82

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Solution

The fourth proportional to 51,611,188.68, 77,416,689.78 and 15,245,117.82 is: 22,867,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,611,188.68 : 77,416,689.78 = 15,245,117.82 : x
  2. Step 2: Convert to fraction form
    51,611,188.68/77,416,689.78 = 15,245,117.82/x
  3. Step 3: Cross multiply
    51,611,188.68x = 77,416,689.78 × 15,245,117.82
  4. Step 4: Simplify right side
    51,611,188.68x = 1,180,226,556,930,490
  5. Step 5: Solve for x
    x = 1,180,226,556,930,490/51,611,188.68
  6. Step 6: Final answer
    x = 22,867,649.19

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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.