Home / 74,917,746-112,376,662.74-21,065,058

Finding the Fourth Proportional to 74,917,746, 112,376,662.74 and 21,065,058

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Solution

The fourth proportional to 74,917,746, 112,376,662.74 and 21,065,058 is: 31,597,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,917,746 : 112,376,662.74 = 21,065,058 : x
  2. Step 2: Convert to fraction form
    74,917,746/112,376,662.74 = 21,065,058/x
  3. Step 3: Cross multiply
    74,917,746x = 112,376,662.74 × 21,065,058
  4. Step 4: Simplify right side
    74,917,746x = 2,367,220,918,464,539
  5. Step 5: Solve for x
    x = 2,367,220,918,464,539/74,917,746
  6. Step 6: Final answer
    x = 31,597,599.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.