Home / 18,578,868.88-25,637,369.54-10,318,132.48

Finding the Fourth Proportional to 18,578,868.88, 25,637,369.54 and 10,318,132.48

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Solution

The fourth proportional to 18,578,868.88, 25,637,369.54 and 10,318,132.48 is: 14,238,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,578,868.88 : 25,637,369.54 = 10,318,132.48 : x
  2. Step 2: Convert to fraction form
    18,578,868.88/25,637,369.54 = 10,318,132.48/x
  3. Step 3: Cross multiply
    18,578,868.88x = 25,637,369.54 × 10,318,132.48
  4. Step 4: Simplify right side
    18,578,868.88x = 264,529,775,352,436.66
  5. Step 5: Solve for x
    x = 264,529,775,352,436.66/18,578,868.88
  6. Step 6: Final answer
    x = 14,238,206.70

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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.