Home / 34,468,924.80-51,703,387.20-21,031,996.80

Finding the Fourth Proportional to 34,468,924.80, 51,703,387.20 and 21,031,996.80

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Solution

The fourth proportional to 34,468,924.80, 51,703,387.20 and 21,031,996.80 is: 31,547,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,468,924.80 : 51,703,387.20 = 21,031,996.80 : x
  2. Step 2: Convert to fraction form
    34,468,924.80/51,703,387.20 = 21,031,996.80/x
  3. Step 3: Cross multiply
    34,468,924.80x = 51,703,387.20 × 21,031,996.80
  4. Step 4: Simplify right side
    34,468,924.80x = 1,087,425,474,139,561
  5. Step 5: Solve for x
    x = 1,087,425,474,139,561/34,468,924.80
  6. Step 6: Final answer
    x = 31,547,995.20

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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.