Home / 15,410,561.12-21,266,521.26-8,884,159.46

Finding the Fourth Proportional to 15,410,561.12, 21,266,521.26 and 8,884,159.46

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Solution

The fourth proportional to 15,410,561.12, 21,266,521.26 and 8,884,159.46 is: 12,260,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410,561.12 : 21,266,521.26 = 8,884,159.46 : x
  2. Step 2: Convert to fraction form
    15,410,561.12/21,266,521.26 = 8,884,159.46/x
  3. Step 3: Cross multiply
    15,410,561.12x = 21,266,521.26 × 8,884,159.46
  4. Step 4: Simplify right side
    15,410,561.12x = 188,935,165,926,987.53
  5. Step 5: Solve for x
    x = 188,935,165,926,987.53/15,410,561.12
  6. Step 6: Final answer
    x = 12,260,109.45

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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.