Home / 31,416,728.06-43,359,032.76-17,665,593.50

Finding the Fourth Proportional to 31,416,728.06, 43,359,032.76 and 17,665,593.50

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Solution

The fourth proportional to 31,416,728.06, 43,359,032.76 and 17,665,593.50 is: 24,380,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416,728.06 : 43,359,032.76 = 17,665,593.50 : x
  2. Step 2: Convert to fraction form
    31,416,728.06/43,359,032.76 = 17,665,593.50/x
  3. Step 3: Cross multiply
    31,416,728.06x = 43,359,032.76 × 17,665,593.50
  4. Step 4: Simplify right side
    31,416,728.06x = 765,963,047,291,343
  5. Step 5: Solve for x
    x = 765,963,047,291,343/31,416,728.06
  6. Step 6: Final answer
    x = 24,380,739.01

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1.5x scale

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.