Home / 35,978,189.08-53,880,809.10-20,578,793.08

Finding the Fourth Proportional to 35,978,189.08, 53,880,809.10 and 20,578,793.08

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Solution

The fourth proportional to 35,978,189.08, 53,880,809.10 and 20,578,793.08 is: 30,818,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,978,189.08 : 53,880,809.10 = 20,578,793.08 : x
  2. Step 2: Convert to fraction form
    35,978,189.08/53,880,809.10 = 20,578,793.08/x
  3. Step 3: Cross multiply
    35,978,189.08x = 53,880,809.10 × 20,578,793.08
  4. Step 4: Simplify right side
    35,978,189.08x = 1,108,802,021,451,881
  5. Step 5: Solve for x
    x = 1,108,802,021,451,881/35,978,189.08
  6. Step 6: Final answer
    x = 30,818,727.95

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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.