Home / 31,604,363.40-43,617,561.06-17,854,213.26

Finding the Fourth Proportional to 31,604,363.40, 43,617,561.06 and 17,854,213.26

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Solution

The fourth proportional to 31,604,363.40, 43,617,561.06 and 17,854,213.26 is: 24,640,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,363.40 : 43,617,561.06 = 17,854,213.26 : x
  2. Step 2: Convert to fraction form
    31,604,363.40/43,617,561.06 = 17,854,213.26/x
  3. Step 3: Cross multiply
    31,604,363.40x = 43,617,561.06 × 17,854,213.26
  4. Step 4: Simplify right side
    31,604,363.40x = 778,757,237,046,311.75
  5. Step 5: Solve for x
    x = 778,757,237,046,311.75/31,604,363.40
  6. Step 6: Final answer
    x = 24,640,813.90

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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.