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Finding the Fourth Proportional to 60,999,971.09, 84,108,840.84 and 45,503,151.53

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Solution

The fourth proportional to 60,999,971.09, 84,108,840.84 and 45,503,151.53 is: 62,741,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,999,971.09 : 84,108,840.84 = 45,503,151.53 : x
  2. Step 2: Convert to fraction form
    60,999,971.09/84,108,840.84 = 45,503,151.53/x
  3. Step 3: Cross multiply
    60,999,971.09x = 84,108,840.84 × 45,503,151.53
  4. Step 4: Simplify right side
    60,999,971.09x = 3,827,217,329,755,172.50
  5. Step 5: Solve for x
    x = 3,827,217,329,755,172.50/60,999,971.09
  6. Step 6: Final answer
    x = 62,741,297.44

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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.