Home / 31,604,742.90-43,618,084.74-17,854,592.76

Finding the Fourth Proportional to 31,604,742.90, 43,618,084.74 and 17,854,592.76

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Solution

The fourth proportional to 31,604,742.90, 43,618,084.74 and 17,854,592.76 is: 24,641,337.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,742.90 : 43,618,084.74 = 17,854,592.76 : x
  2. Step 2: Convert to fraction form
    31,604,742.90/43,618,084.74 = 17,854,592.76/x
  3. Step 3: Cross multiply
    31,604,742.90x = 43,618,084.74 × 17,854,592.76
  4. Step 4: Simplify right side
    31,604,742.90x = 778,783,140,003,870.62
  5. Step 5: Solve for x
    x = 778,783,140,003,870.62/31,604,742.90
  6. Step 6: Final answer
    x = 24,641,337.61

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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.