Home / 61,898,166.36-85,420,243.50-34,023,919.80

Finding the Fourth Proportional to 61,898,166.36, 85,420,243.50 and 34,023,919.80

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Solution

The fourth proportional to 61,898,166.36, 85,420,243.50 and 34,023,919.80 is: 46,953,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898,166.36 : 85,420,243.50 = 34,023,919.80 : x
  2. Step 2: Convert to fraction form
    61,898,166.36/85,420,243.50 = 34,023,919.80/x
  3. Step 3: Cross multiply
    61,898,166.36x = 85,420,243.50 × 34,023,919.80
  4. Step 4: Simplify right side
    61,898,166.36x = 2,906,331,514,140,471
  5. Step 5: Solve for x
    x = 2,906,331,514,140,471/61,898,166.36
  6. Step 6: Final answer
    x = 46,953,434.73

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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.