Home / 61,222,489.20-84,483,846.45-38,017,117.94

Finding the Fourth Proportional to 61,222,489.20, 84,483,846.45 and 38,017,117.94

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Solution

The fourth proportional to 61,222,489.20, 84,483,846.45 and 38,017,117.94 is: 52,461,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,222,489.20 : 84,483,846.45 = 38,017,117.94 : x
  2. Step 2: Convert to fraction form
    61,222,489.20/84,483,846.45 = 38,017,117.94/x
  3. Step 3: Cross multiply
    61,222,489.20x = 84,483,846.45 × 38,017,117.94
  4. Step 4: Simplify right side
    61,222,489.20x = 3,211,832,354,092,081.50
  5. Step 5: Solve for x
    x = 3,211,832,354,092,081.50/61,222,489.20
  6. Step 6: Final answer
    x = 52,461,642.71

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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.