Home / 31,120,692.40-46,687,978.76-9,557,470.24

Finding the Fourth Proportional to 31,120,692.40, 46,687,978.76 and 9,557,470.24

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Solution

The fourth proportional to 31,120,692.40, 46,687,978.76 and 9,557,470.24 is: 14,338,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120,692.40 : 46,687,978.76 = 9,557,470.24 : x
  2. Step 2: Convert to fraction form
    31,120,692.40/46,687,978.76 = 9,557,470.24/x
  3. Step 3: Cross multiply
    31,120,692.40x = 46,687,978.76 × 9,557,470.24
  4. Step 4: Simplify right side
    31,120,692.40x = 446,218,967,564,452.06
  5. Step 5: Solve for x
    x = 446,218,967,564,452.06/31,120,692.40
  6. Step 6: Final answer
    x = 14,338,336.75

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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.