Home / 20,214,458.40-30,321,687.60-19,683,017.40

Finding the Fourth Proportional to 20,214,458.40, 30,321,687.60 and 19,683,017.40

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Solution

The fourth proportional to 20,214,458.40, 30,321,687.60 and 19,683,017.40 is: 29,524,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,458.40 : 30,321,687.60 = 19,683,017.40 : x
  2. Step 2: Convert to fraction form
    20,214,458.40/30,321,687.60 = 19,683,017.40/x
  3. Step 3: Cross multiply
    20,214,458.40x = 30,321,687.60 × 19,683,017.40
  4. Step 4: Simplify right side
    20,214,458.40x = 596,822,304,628,164.25
  5. Step 5: Solve for x
    x = 596,822,304,628,164.25/20,214,458.40
  6. Step 6: Final answer
    x = 29,524,526.10

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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.