Home / 61,534,581.48-84,943,869.39-38,341,167.66

Finding the Fourth Proportional to 61,534,581.48, 84,943,869.39 and 38,341,167.66

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Solution

The fourth proportional to 61,534,581.48, 84,943,869.39 and 38,341,167.66 is: 52,927,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,581.48 : 84,943,869.39 = 38,341,167.66 : x
  2. Step 2: Convert to fraction form
    61,534,581.48/84,943,869.39 = 38,341,167.66/x
  3. Step 3: Cross multiply
    61,534,581.48x = 84,943,869.39 × 38,341,167.66
  4. Step 4: Simplify right side
    61,534,581.48x = 3,256,847,137,971,131.50
  5. Step 5: Solve for x
    x = 3,256,847,137,971,131.50/61,534,581.48
  6. Step 6: Final answer
    x = 52,927,103.10

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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.