Home / 55,118,773.86-76,061,013.57-30,334,223.76

Finding the Fourth Proportional to 55,118,773.86, 76,061,013.57 and 30,334,223.76

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Solution

The fourth proportional to 55,118,773.86, 76,061,013.57 and 30,334,223.76 is: 41,859,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,773.86 : 76,061,013.57 = 30,334,223.76 : x
  2. Step 2: Convert to fraction form
    55,118,773.86/76,061,013.57 = 30,334,223.76/x
  3. Step 3: Cross multiply
    55,118,773.86x = 76,061,013.57 × 30,334,223.76
  4. Step 4: Simplify right side
    55,118,773.86x = 2,307,251,805,044,776.50
  5. Step 5: Solve for x
    x = 2,307,251,805,044,776.50/55,118,773.86
  6. Step 6: Final answer
    x = 41,859,635.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.