Home / 19,953,832.32-27,517,924.80-13,075,816.32

Finding the Fourth Proportional to 19,953,832.32, 27,517,924.80 and 13,075,816.32

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Solution

The fourth proportional to 19,953,832.32, 27,517,924.80 and 13,075,816.32 is: 18,032,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953,832.32 : 27,517,924.80 = 13,075,816.32 : x
  2. Step 2: Convert to fraction form
    19,953,832.32/27,517,924.80 = 13,075,816.32/x
  3. Step 3: Cross multiply
    19,953,832.32x = 27,517,924.80 × 13,075,816.32
  4. Step 4: Simplify right side
    19,953,832.32x = 359,819,330,192,372.75
  5. Step 5: Solve for x
    x = 359,819,330,192,372.75/19,953,832.32
  6. Step 6: Final answer
    x = 18,032,592.66

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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.