Home / 35,532,041.45-49,034,555.18-20,847,957.53

Finding the Fourth Proportional to 35,532,041.45, 49,034,555.18 and 20,847,957.53

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Solution

The fourth proportional to 35,532,041.45, 49,034,555.18 and 20,847,957.53 is: 28,770,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,532,041.45 : 49,034,555.18 = 20,847,957.53 : x
  2. Step 2: Convert to fraction form
    35,532,041.45/49,034,555.18 = 20,847,957.53/x
  3. Step 3: Cross multiply
    35,532,041.45x = 49,034,555.18 × 20,847,957.53
  4. Step 4: Simplify right side
    35,532,041.45x = 1,022,270,323,623,848.75
  5. Step 5: Solve for x
    x = 1,022,270,323,623,848.75/35,532,041.45
  6. Step 6: Final answer
    x = 28,770,379.69

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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.