Home / 51,947,630.88-77,766,098.18-31,415,211

Finding the Fourth Proportional to 51,947,630.88, 77,766,098.18 and 31,415,211

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Solution

The fourth proportional to 51,947,630.88, 77,766,098.18 and 31,415,211 is: 47,028,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,947,630.88 : 77,766,098.18 = 31,415,211 : x
  2. Step 2: Convert to fraction form
    51,947,630.88/77,766,098.18 = 31,415,211/x
  3. Step 3: Cross multiply
    51,947,630.88x = 77,766,098.18 × 31,415,211
  4. Step 4: Simplify right side
    51,947,630.88x = 2,443,038,382,971,416
  5. Step 5: Solve for x
    x = 2,443,038,382,971,416/51,947,630.88
  6. Step 6: Final answer
    x = 47,028,870.07

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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.