Home / 31,604,977.09-43,618,409.04-17,854,826.95

Finding the Fourth Proportional to 31,604,977.09, 43,618,409.04 and 17,854,826.95

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Solution

The fourth proportional to 31,604,977.09, 43,618,409.04 and 17,854,826.95 is: 24,641,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,977.09 : 43,618,409.04 = 17,854,826.95 : x
  2. Step 2: Convert to fraction form
    31,604,977.09/43,618,409.04 = 17,854,826.95/x
  3. Step 3: Cross multiply
    31,604,977.09x = 43,618,409.04 × 17,854,826.95
  4. Step 4: Simplify right side
    31,604,977.09x = 778,799,145,243,515.62
  5. Step 5: Solve for x
    x = 778,799,145,243,515.62/31,604,977.09
  6. Step 6: Final answer
    x = 24,641,661.44

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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.