Home / 19,422,419.88-26,802,941.01-10,720,594.74

Finding the Fourth Proportional to 19,422,419.88, 26,802,941.01 and 10,720,594.74

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Solution

The fourth proportional to 19,422,419.88, 26,802,941.01 and 10,720,594.74 is: 14,794,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,419.88 : 26,802,941.01 = 10,720,594.74 : x
  2. Step 2: Convert to fraction form
    19,422,419.88/26,802,941.01 = 10,720,594.74/x
  3. Step 3: Cross multiply
    19,422,419.88x = 26,802,941.01 × 10,720,594.74
  4. Step 4: Simplify right side
    19,422,419.88x = 287,343,468,408,336.31
  5. Step 5: Solve for x
    x = 287,343,468,408,336.31/19,422,419.88
  6. Step 6: Final answer
    x = 14,794,421.61

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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.