Home / 19,422,426.88-26,802,950.72-10,720,601.76

Finding the Fourth Proportional to 19,422,426.88, 26,802,950.72 and 10,720,601.76

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Solution

The fourth proportional to 19,422,426.88, 26,802,950.72 and 10,720,601.76 is: 14,794,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,426.88 : 26,802,950.72 = 10,720,601.76 : x
  2. Step 2: Convert to fraction form
    19,422,426.88/26,802,950.72 = 10,720,601.76/x
  3. Step 3: Cross multiply
    19,422,426.88x = 26,802,950.72 × 10,720,601.76
  4. Step 4: Simplify right side
    19,422,426.88x = 287,343,760,662,025.25
  5. Step 5: Solve for x
    x = 287,343,760,662,025.25/19,422,426.88
  6. Step 6: Final answer
    x = 14,794,431.33

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1.5x scale

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.