Home / 37,733,220.70-52,071,531.45-21,213,418.90

Finding the Fourth Proportional to 37,733,220.70, 52,071,531.45 and 21,213,418.90

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Solution

The fourth proportional to 37,733,220.70, 52,071,531.45 and 21,213,418.90 is: 29,274,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,733,220.70 : 52,071,531.45 = 21,213,418.90 : x
  2. Step 2: Convert to fraction form
    37,733,220.70/52,071,531.45 = 21,213,418.90/x
  3. Step 3: Cross multiply
    37,733,220.70x = 52,071,531.45 × 21,213,418.90
  4. Step 4: Simplify right side
    37,733,220.70x = 1,104,615,209,413,374.38
  5. Step 5: Solve for x
    x = 1,104,615,209,413,374.38/37,733,220.70
  6. Step 6: Final answer
    x = 29,274,342.05

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1.5x scale

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.