Home / 21,290,226.98-31,935,336.82-5,116,177.96

Finding the Fourth Proportional to 21,290,226.98, 31,935,336.82 and 5,116,177.96

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Solution

The fourth proportional to 21,290,226.98, 31,935,336.82 and 5,116,177.96 is: 7,674,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,290,226.98 : 31,935,336.82 = 5,116,177.96 : x
  2. Step 2: Convert to fraction form
    21,290,226.98/31,935,336.82 = 5,116,177.96/x
  3. Step 3: Cross multiply
    21,290,226.98x = 31,935,336.82 × 5,116,177.96
  4. Step 4: Simplify right side
    21,290,226.98x = 163,386,866,291,031.69
  5. Step 5: Solve for x
    x = 163,386,866,291,031.69/21,290,226.98
  6. Step 6: Final answer
    x = 7,674,266.06

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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.