Home / 36,374,496.90-50,189,312.40-20,901,592.18

Finding the Fourth Proportional to 36,374,496.90, 50,189,312.40 and 20,901,592.18

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Solution

The fourth proportional to 36,374,496.90, 50,189,312.40 and 20,901,592.18 is: 28,839,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,374,496.90 : 50,189,312.40 = 20,901,592.18 : x
  2. Step 2: Convert to fraction form
    36,374,496.90/50,189,312.40 = 20,901,592.18/x
  3. Step 3: Cross multiply
    36,374,496.90x = 50,189,312.40 × 20,901,592.18
  4. Step 4: Simplify right side
    36,374,496.90x = 1,049,036,539,579,417
  5. Step 5: Solve for x
    x = 1,049,036,539,579,417/36,374,496.90
  6. Step 6: Final answer
    x = 28,839,891.38

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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.