Home / 39,353,594.22-54,308,148.66-21,712,495.88

Finding the Fourth Proportional to 39,353,594.22, 54,308,148.66 and 21,712,495.88

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Solution

The fourth proportional to 39,353,594.22, 54,308,148.66 and 21,712,495.88 is: 29,963,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353,594.22 : 54,308,148.66 = 21,712,495.88 : x
  2. Step 2: Convert to fraction form
    39,353,594.22/54,308,148.66 = 21,712,495.88/x
  3. Step 3: Cross multiply
    39,353,594.22x = 54,308,148.66 × 21,712,495.88
  4. Step 4: Simplify right side
    39,353,594.22x = 1,179,165,454,166,447.75
  5. Step 5: Solve for x
    x = 1,179,165,454,166,447.75/39,353,594.22
  6. Step 6: Final answer
    x = 29,963,348.39

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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.