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Finding the Fourth Proportional to 61,985,775.60, 92,978,662.86 and 22,596,983.28

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Solution

The fourth proportional to 61,985,775.60, 92,978,662.86 and 22,596,983.28 is: 33,895,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,985,775.60 : 92,978,662.86 = 22,596,983.28 : x
  2. Step 2: Convert to fraction form
    61,985,775.60/92,978,662.86 = 22,596,983.28/x
  3. Step 3: Cross multiply
    61,985,775.60x = 92,978,662.86 × 22,596,983.28
  4. Step 4: Simplify right side
    61,985,775.60x = 2,101,037,290,044,177
  5. Step 5: Solve for x
    x = 2,101,037,290,044,177/61,985,775.60
  6. Step 6: Final answer
    x = 33,895,474.72

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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.