Home / 51,323,493.06-76,985,338.65-12,461,781.18

Finding the Fourth Proportional to 51,323,493.06, 76,985,338.65 and 12,461,781.18

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Solution

The fourth proportional to 51,323,493.06, 76,985,338.65 and 12,461,781.18 is: 18,692,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,323,493.06 : 76,985,338.65 = 12,461,781.18 : x
  2. Step 2: Convert to fraction form
    51,323,493.06/76,985,338.65 = 12,461,781.18/x
  3. Step 3: Cross multiply
    51,323,493.06x = 76,985,338.65 × 12,461,781.18
  4. Step 4: Simplify right side
    51,323,493.06x = 959,374,444,324,496.62
  5. Step 5: Solve for x
    x = 959,374,444,324,496.62/51,323,493.06
  6. Step 6: Final answer
    x = 18,692,695.82

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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.