Home / 13,266,459.20-19,866,511.20-10,612,251.20

Finding the Fourth Proportional to 13,266,459.20, 19,866,511.20 and 10,612,251.20

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Solution

The fourth proportional to 13,266,459.20, 19,866,511.20 and 10,612,251.20 is: 15,891,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266,459.20 : 19,866,511.20 = 10,612,251.20 : x
  2. Step 2: Convert to fraction form
    13,266,459.20/19,866,511.20 = 10,612,251.20/x
  3. Step 3: Cross multiply
    13,266,459.20x = 19,866,511.20 × 10,612,251.20
  4. Step 4: Simplify right side
    13,266,459.20x = 210,828,407,322,013.41
  5. Step 5: Solve for x
    x = 210,828,407,322,013.41/13,266,459.20
  6. Step 6: Final answer
    x = 15,891,837.01

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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.