Home / 7,143,614.32-9,840,161.88-5,763,092.51

Finding the Fourth Proportional to 7,143,614.32, 9,840,161.88 and 5,763,092.51

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Solution

The fourth proportional to 7,143,614.32, 9,840,161.88 and 5,763,092.51 is: 7,938,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,614.32 : 9,840,161.88 = 5,763,092.51 : x
  2. Step 2: Convert to fraction form
    7,143,614.32/9,840,161.88 = 5,763,092.51/x
  3. Step 3: Cross multiply
    7,143,614.32x = 9,840,161.88 × 5,763,092.51
  4. Step 4: Simplify right side
    7,143,614.32x = 56,709,763,197,065.02
  5. Step 5: Solve for x
    x = 56,709,763,197,065.02/7,143,614.32
  6. Step 6: Final answer
    x = 7,938,525.33

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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.