Home / 31,120,690.40-46,687,975.76-9,557,468.24

Finding the Fourth Proportional to 31,120,690.40, 46,687,975.76 and 9,557,468.24

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Solution

The fourth proportional to 31,120,690.40, 46,687,975.76 and 9,557,468.24 is: 14,338,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120,690.40 : 46,687,975.76 = 9,557,468.24 : x
  2. Step 2: Convert to fraction form
    31,120,690.40/46,687,975.76 = 9,557,468.24/x
  3. Step 3: Cross multiply
    31,120,690.40x = 46,687,975.76 × 9,557,468.24
  4. Step 4: Simplify right side
    31,120,690.40x = 446,218,845,516,089.88
  5. Step 5: Solve for x
    x = 446,218,845,516,089.88/31,120,690.40
  6. Step 6: Final answer
    x = 14,338,333.75

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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.