Home / 14,734,979.82-20,186,994.36-14,182,716.76

Finding the Fourth Proportional to 14,734,979.82, 20,186,994.36 and 14,182,716.76

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Solution

The fourth proportional to 14,734,979.82, 20,186,994.36 and 14,182,716.76 is: 19,430,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734,979.82 : 20,186,994.36 = 14,182,716.76 : x
  2. Step 2: Convert to fraction form
    14,734,979.82/20,186,994.36 = 14,182,716.76/x
  3. Step 3: Cross multiply
    14,734,979.82x = 20,186,994.36 × 14,182,716.76
  4. Step 4: Simplify right side
    14,734,979.82x = 286,306,423,243,597.44
  5. Step 5: Solve for x
    x = 286,306,423,243,597.44/14,734,979.82
  6. Step 6: Final answer
    x = 19,430,391.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.