Home / 54,242,191.26-74,854,830.54-31,920,112.31

Finding the Fourth Proportional to 54,242,191.26, 74,854,830.54 and 31,920,112.31

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Solution

The fourth proportional to 54,242,191.26, 74,854,830.54 and 31,920,112.31 is: 44,050,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,242,191.26 : 74,854,830.54 = 31,920,112.31 : x
  2. Step 2: Convert to fraction form
    54,242,191.26/74,854,830.54 = 31,920,112.31/x
  3. Step 3: Cross multiply
    54,242,191.26x = 74,854,830.54 × 31,920,112.31
  4. Step 4: Simplify right side
    54,242,191.26x = 2,389,374,597,408,544
  5. Step 5: Solve for x
    x = 2,389,374,597,408,544/54,242,191.26
  6. Step 6: Final answer
    x = 44,050,111.95

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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.