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Finding the Fourth Proportional to 61,985,797.60, 92,978,695.84 and 22,597,005.28

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Solution

The fourth proportional to 61,985,797.60, 92,978,695.84 and 22,597,005.28 is: 33,895,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,985,797.60 : 92,978,695.84 = 22,597,005.28 : x
  2. Step 2: Convert to fraction form
    61,985,797.60/92,978,695.84 = 22,597,005.28/x
  3. Step 3: Cross multiply
    61,985,797.60x = 92,978,695.84 × 22,597,005.28
  4. Step 4: Simplify right side
    61,985,797.60x = 2,101,040,080,823,994.25
  5. Step 5: Solve for x
    x = 2,101,040,080,823,994.25/61,985,797.60
  6. Step 6: Final answer
    x = 33,895,507.72

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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.