Home / 18,767,052.80-28,171,574.40-14,526,022.40

Finding the Fourth Proportional to 18,767,052.80, 28,171,574.40 and 14,526,022.40

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Solution

The fourth proportional to 18,767,052.80, 28,171,574.40 and 14,526,022.40 is: 21,805,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,767,052.80 : 28,171,574.40 = 14,526,022.40 : x
  2. Step 2: Convert to fraction form
    18,767,052.80/28,171,574.40 = 14,526,022.40/x
  3. Step 3: Cross multiply
    18,767,052.80x = 28,171,574.40 × 14,526,022.40
  4. Step 4: Simplify right side
    18,767,052.80x = 409,220,920,777,666.56
  5. Step 5: Solve for x
    x = 409,220,920,777,666.56/18,767,052.80
  6. Step 6: Final answer
    x = 21,805,284.25

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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.