Home / 54,458,398.71-75,152,588.67-30,012,112.71

Finding the Fourth Proportional to 54,458,398.71, 75,152,588.67 and 30,012,112.71

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Solution

The fourth proportional to 54,458,398.71, 75,152,588.67 and 30,012,112.71 is: 41,416,714.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,458,398.71 : 75,152,588.67 = 30,012,112.71 : x
  2. Step 2: Convert to fraction form
    54,458,398.71/75,152,588.67 = 30,012,112.71/x
  3. Step 3: Cross multiply
    54,458,398.71x = 75,152,588.67 × 30,012,112.71
  4. Step 4: Simplify right side
    54,458,398.71x = 2,255,487,961,612,309
  5. Step 5: Solve for x
    x = 2,255,487,961,612,309/54,458,398.71
  6. Step 6: Final answer
    x = 41,416,714.69

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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.