Home / 55,990,904.30-83,986,356.45-15,601,388.30

Finding the Fourth Proportional to 55,990,904.30, 83,986,356.45 and 15,601,388.30

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Solution

The fourth proportional to 55,990,904.30, 83,986,356.45 and 15,601,388.30 is: 23,402,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,990,904.30 : 83,986,356.45 = 15,601,388.30 : x
  2. Step 2: Convert to fraction form
    55,990,904.30/83,986,356.45 = 15,601,388.30/x
  3. Step 3: Cross multiply
    55,990,904.30x = 83,986,356.45 × 15,601,388.30
  4. Step 4: Simplify right side
    55,990,904.30x = 1,310,303,758,878,659.75
  5. Step 5: Solve for x
    x = 1,310,303,758,878,659.75/55,990,904.30
  6. Step 6: Final answer
    x = 23,402,082.45

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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.