Home / 19,926,073.80-29,889,110.70-18,130,984.20

Finding the Fourth Proportional to 19,926,073.80, 29,889,110.70 and 18,130,984.20

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Solution

The fourth proportional to 19,926,073.80, 29,889,110.70 and 18,130,984.20 is: 27,196,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926,073.80 : 29,889,110.70 = 18,130,984.20 : x
  2. Step 2: Convert to fraction form
    19,926,073.80/29,889,110.70 = 18,130,984.20/x
  3. Step 3: Cross multiply
    19,926,073.80x = 29,889,110.70 × 18,130,984.20
  4. Step 4: Simplify right side
    19,926,073.80x = 541,918,993,853,750.88
  5. Step 5: Solve for x
    x = 541,918,993,853,750.88/19,926,073.80
  6. Step 6: Final answer
    x = 27,196,476.30

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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.