Home / 43,776,020.80-65,664,031.20-40,590,971.20

Finding the Fourth Proportional to 43,776,020.80, 65,664,031.20 and 40,590,971.20

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Solution

The fourth proportional to 43,776,020.80, 65,664,031.20 and 40,590,971.20 is: 60,886,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,020.80 : 65,664,031.20 = 40,590,971.20 : x
  2. Step 2: Convert to fraction form
    43,776,020.80/65,664,031.20 = 40,590,971.20/x
  3. Step 3: Cross multiply
    43,776,020.80x = 65,664,031.20 × 40,590,971.20
  4. Step 4: Simplify right side
    43,776,020.80x = 2,665,366,799,315,102
  5. Step 5: Solve for x
    x = 2,665,366,799,315,102/43,776,020.80
  6. Step 6: Final answer
    x = 60,886,456.80

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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.