Home / 35,410,248.90-53,030,222.63-20,218,133.70

Finding the Fourth Proportional to 35,410,248.90, 53,030,222.63 and 20,218,133.70

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Solution

The fourth proportional to 35,410,248.90, 53,030,222.63 and 20,218,133.70 is: 30,278,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,410,248.90 : 53,030,222.63 = 20,218,133.70 : x
  2. Step 2: Convert to fraction form
    35,410,248.90/53,030,222.63 = 20,218,133.70/x
  3. Step 3: Cross multiply
    35,410,248.90x = 53,030,222.63 × 20,218,133.70
  4. Step 4: Simplify right side
    35,410,248.90x = 1,072,172,131,274,105.62
  5. Step 5: Solve for x
    x = 1,072,172,131,274,105.62/35,410,248.90
  6. Step 6: Final answer
    x = 30,278,582.18

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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.