Home / 21,982,094.80-32,973,142.20-10,644,686.80

Finding the Fourth Proportional to 21,982,094.80, 32,973,142.20 and 10,644,686.80

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Solution

The fourth proportional to 21,982,094.80, 32,973,142.20 and 10,644,686.80 is: 15,967,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,982,094.80 : 32,973,142.20 = 10,644,686.80 : x
  2. Step 2: Convert to fraction form
    21,982,094.80/32,973,142.20 = 10,644,686.80/x
  3. Step 3: Cross multiply
    21,982,094.80x = 32,973,142.20 × 10,644,686.80
  4. Step 4: Simplify right side
    21,982,094.80x = 350,988,771,530,863
  5. Step 5: Solve for x
    x = 350,988,771,530,863/21,982,094.80
  6. Step 6: Final answer
    x = 15,967,030.20

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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.