Home / 19,315,983.70-28,973,975.55-5,851,062.10

Finding the Fourth Proportional to 19,315,983.70, 28,973,975.55 and 5,851,062.10

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Solution

The fourth proportional to 19,315,983.70, 28,973,975.55 and 5,851,062.10 is: 8,776,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,983.70 : 28,973,975.55 = 5,851,062.10 : x
  2. Step 2: Convert to fraction form
    19,315,983.70/28,973,975.55 = 5,851,062.10/x
  3. Step 3: Cross multiply
    19,315,983.70x = 28,973,975.55 × 5,851,062.10
  4. Step 4: Simplify right side
    19,315,983.70x = 169,528,530,226,931.66
  5. Step 5: Solve for x
    x = 169,528,530,226,931.66/19,315,983.70
  6. Step 6: Final answer
    x = 8,776,593.15

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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.