Home / 14,538,618-20,063,429.81-8,012,482.43

Finding the Fourth Proportional to 14,538,618, 20,063,429.81 and 8,012,482.43

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Solution

The fourth proportional to 14,538,618, 20,063,429.81 and 8,012,482.43 is: 11,057,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,618 : 20,063,429.81 = 8,012,482.43 : x
  2. Step 2: Convert to fraction form
    14,538,618/20,063,429.81 = 8,012,482.43/x
  3. Step 3: Cross multiply
    14,538,618x = 20,063,429.81 × 8,012,482.43
  4. Step 4: Simplify right side
    14,538,618x = 160,757,878,697,783.66
  5. Step 5: Solve for x
    x = 160,757,878,697,783.66/14,538,618
  6. Step 6: Final answer
    x = 11,057,301.23

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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.