Home / 61,850,319.89-85,351,102.96-34,350,019.61

Finding the Fourth Proportional to 61,850,319.89, 85,351,102.96 and 34,350,019.61

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Solution

The fourth proportional to 61,850,319.89, 85,351,102.96 and 34,350,019.61 is: 47,401,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850,319.89 : 85,351,102.96 = 34,350,019.61 : x
  2. Step 2: Convert to fraction form
    61,850,319.89/85,351,102.96 = 34,350,019.61/x
  3. Step 3: Cross multiply
    61,850,319.89x = 85,351,102.96 × 34,350,019.61
  4. Step 4: Simplify right side
    61,850,319.89x = 2,931,812,060,411,129
  5. Step 5: Solve for x
    x = 2,931,812,060,411,129/61,850,319.89
  6. Step 6: Final answer
    x = 47,401,728.33

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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.