Home / 21,726,580.30-32,589,870.45-9,782,644.30

Finding the Fourth Proportional to 21,726,580.30, 32,589,870.45 and 9,782,644.30

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Solution

The fourth proportional to 21,726,580.30, 32,589,870.45 and 9,782,644.30 is: 14,673,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,580.30 : 32,589,870.45 = 9,782,644.30 : x
  2. Step 2: Convert to fraction form
    21,726,580.30/32,589,870.45 = 9,782,644.30/x
  3. Step 3: Cross multiply
    21,726,580.30x = 32,589,870.45 × 9,782,644.30
  4. Step 4: Simplify right side
    21,726,580.30x = 318,815,110,395,430.94
  5. Step 5: Solve for x
    x = 318,815,110,395,430.94/21,726,580.30
  6. Step 6: Final answer
    x = 14,673,966.45

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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.