Home / 8,482,089.84-12,713,878.44-4,167,112.56

Finding the Fourth Proportional to 8,482,089.84, 12,713,878.44 and 4,167,112.56

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Solution

The fourth proportional to 8,482,089.84, 12,713,878.44 and 4,167,112.56 is: 6,246,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482,089.84 : 12,713,878.44 = 4,167,112.56 : x
  2. Step 2: Convert to fraction form
    8,482,089.84/12,713,878.44 = 4,167,112.56/x
  3. Step 3: Cross multiply
    8,482,089.84x = 12,713,878.44 × 4,167,112.56
  4. Step 4: Simplify right side
    8,482,089.84x = 52,980,162,533,637.20
  5. Step 5: Solve for x
    x = 52,980,162,533,637.20/8,482,089.84
  6. Step 6: Final answer
    x = 6,246,121.36

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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.