Home / 35,451,013.80-53,176,520.70-30,349,180.20

Finding the Fourth Proportional to 35,451,013.80, 53,176,520.70 and 30,349,180.20

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Solution

The fourth proportional to 35,451,013.80, 53,176,520.70 and 30,349,180.20 is: 45,523,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451,013.80 : 53,176,520.70 = 30,349,180.20 : x
  2. Step 2: Convert to fraction form
    35,451,013.80/53,176,520.70 = 30,349,180.20/x
  3. Step 3: Cross multiply
    35,451,013.80x = 53,176,520.70 × 30,349,180.20
  4. Step 4: Simplify right side
    35,451,013.80x = 1,613,863,809,133,330.25
  5. Step 5: Solve for x
    x = 1,613,863,809,133,330.25/35,451,013.80
  6. Step 6: Final answer
    x = 45,523,770.30

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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.