Home / 28,931,404.60-43,334,121.30-17,552,006.20

Finding the Fourth Proportional to 28,931,404.60, 43,334,121.30 and 17,552,006.20

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Solution

The fourth proportional to 28,931,404.60, 43,334,121.30 and 17,552,006.20 is: 26,289,797.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,404.60 : 43,334,121.30 = 17,552,006.20 : x
  2. Step 2: Convert to fraction form
    28,931,404.60/43,334,121.30 = 17,552,006.20/x
  3. Step 3: Cross multiply
    28,931,404.60x = 43,334,121.30 × 17,552,006.20
  4. Step 4: Simplify right side
    28,931,404.60x = 760,600,765,729,152
  5. Step 5: Solve for x
    x = 760,600,765,729,152/28,931,404.60
  6. Step 6: Final answer
    x = 26,289,797.41

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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.