Home / 21,804,742.20-32,707,113.30-6,658,649.40

Finding the Fourth Proportional to 21,804,742.20, 32,707,113.30 and 6,658,649.40

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Solution

The fourth proportional to 21,804,742.20, 32,707,113.30 and 6,658,649.40 is: 9,987,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,742.20 : 32,707,113.30 = 6,658,649.40 : x
  2. Step 2: Convert to fraction form
    21,804,742.20/32,707,113.30 = 6,658,649.40/x
  3. Step 3: Cross multiply
    21,804,742.20x = 32,707,113.30 × 6,658,649.40
  4. Step 4: Simplify right side
    21,804,742.20x = 217,785,200,350,777.03
  5. Step 5: Solve for x
    x = 217,785,200,350,777.03/21,804,742.20
  6. Step 6: Final answer
    x = 9,987,974.10

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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.