Home / 21,479,962.98-32,209,955.19-7,823,602.38

Finding the Fourth Proportional to 21,479,962.98, 32,209,955.19 and 7,823,602.38

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Solution

The fourth proportional to 21,479,962.98, 32,209,955.19 and 7,823,602.38 is: 11,731,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,479,962.98 : 32,209,955.19 = 7,823,602.38 : x
  2. Step 2: Convert to fraction form
    21,479,962.98/32,209,955.19 = 7,823,602.38/x
  3. Step 3: Cross multiply
    21,479,962.98x = 32,209,955.19 × 7,823,602.38
  4. Step 4: Simplify right side
    21,479,962.98x = 251,997,882,084,177.34
  5. Step 5: Solve for x
    x = 251,997,882,084,177.34/21,479,962.98
  6. Step 6: Final answer
    x = 11,731,765.20

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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.