Home / 28,035,614.40-41,987,066.40-19,011,307.20

Finding the Fourth Proportional to 28,035,614.40, 41,987,066.40 and 19,011,307.20

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Solution

The fourth proportional to 28,035,614.40, 41,987,066.40 and 19,011,307.20 is: 28,471,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,614.40 : 41,987,066.40 = 19,011,307.20 : x
  2. Step 2: Convert to fraction form
    28,035,614.40/41,987,066.40 = 19,011,307.20/x
  3. Step 3: Cross multiply
    28,035,614.40x = 41,987,066.40 × 19,011,307.20
  4. Step 4: Simplify right side
    28,035,614.40x = 798,229,017,757,198
  5. Step 5: Solve for x
    x = 798,229,017,757,198/28,035,614.40
  6. Step 6: Final answer
    x = 28,471,964.49

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1.5x scale

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.