Home / 18,152,425.20-27,228,637.80-6,637,870.20

Finding the Fourth Proportional to 18,152,425.20, 27,228,637.80 and 6,637,870.20

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Solution

The fourth proportional to 18,152,425.20, 27,228,637.80 and 6,637,870.20 is: 9,956,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,425.20 : 27,228,637.80 = 6,637,870.20 : x
  2. Step 2: Convert to fraction form
    18,152,425.20/27,228,637.80 = 6,637,870.20/x
  3. Step 3: Cross multiply
    18,152,425.20x = 27,228,637.80 × 6,637,870.20
  4. Step 4: Simplify right side
    18,152,425.20x = 180,740,163,439,213.56
  5. Step 5: Solve for x
    x = 180,740,163,439,213.56/18,152,425.20
  6. Step 6: Final answer
    x = 9,956,805.30

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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.