Home / 74,885,419.17-103,339,953.76-41,845,939.80

Finding the Fourth Proportional to 74,885,419.17, 103,339,953.76 and 41,845,939.80

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Solution

The fourth proportional to 74,885,419.17, 103,339,953.76 and 41,845,939.80 is: 57,746,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,885,419.17 : 103,339,953.76 = 41,845,939.80 : x
  2. Step 2: Convert to fraction form
    74,885,419.17/103,339,953.76 = 41,845,939.80/x
  3. Step 3: Cross multiply
    74,885,419.17x = 103,339,953.76 × 41,845,939.80
  4. Step 4: Simplify right side
    74,885,419.17x = 4,324,357,483,975,743.50
  5. Step 5: Solve for x
    x = 4,324,357,483,975,743.50/74,885,419.17
  6. Step 6: Final answer
    x = 57,746,321.41

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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.