Home / 57,494,680.80-86,242,021.20-37,087,346.40

Finding the Fourth Proportional to 57,494,680.80, 86,242,021.20 and 37,087,346.40

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Solution

The fourth proportional to 57,494,680.80, 86,242,021.20 and 37,087,346.40 is: 55,631,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494,680.80 : 86,242,021.20 = 37,087,346.40 : x
  2. Step 2: Convert to fraction form
    57,494,680.80/86,242,021.20 = 37,087,346.40/x
  3. Step 3: Cross multiply
    57,494,680.80x = 86,242,021.20 × 37,087,346.40
  4. Step 4: Simplify right side
    57,494,680.80x = 3,198,487,714,480,543.50
  5. Step 5: Solve for x
    x = 3,198,487,714,480,543.50/57,494,680.80
  6. Step 6: Final answer
    x = 55,631,019.60

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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.