Home / 31,204,328.40-46,774,999.80-14,177,221.20

Finding the Fourth Proportional to 31,204,328.40, 46,774,999.80 and 14,177,221.20

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Solution

The fourth proportional to 31,204,328.40, 46,774,999.80 and 14,177,221.20 is: 21,251,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204,328.40 : 46,774,999.80 = 14,177,221.20 : x
  2. Step 2: Convert to fraction form
    31,204,328.40/46,774,999.80 = 14,177,221.20/x
  3. Step 3: Cross multiply
    31,204,328.40x = 46,774,999.80 × 14,177,221.20
  4. Step 4: Simplify right side
    31,204,328.40x = 663,139,518,794,555.62
  5. Step 5: Solve for x
    x = 663,139,518,794,555.62/31,204,328.40
  6. Step 6: Final answer
    x = 21,251,523.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.