Home / 20,002,030.70-30,003,046.05-19,683,166.10

Finding the Fourth Proportional to 20,002,030.70, 30,003,046.05 and 19,683,166.10

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Solution

The fourth proportional to 20,002,030.70, 30,003,046.05 and 19,683,166.10 is: 29,524,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002,030.70 : 30,003,046.05 = 19,683,166.10 : x
  2. Step 2: Convert to fraction form
    20,002,030.70/30,003,046.05 = 19,683,166.10/x
  3. Step 3: Cross multiply
    20,002,030.70x = 30,003,046.05 × 19,683,166.10
  4. Step 4: Simplify right side
    20,002,030.70x = 590,554,938,908,099
  5. Step 5: Solve for x
    x = 590,554,938,908,099/20,002,030.70
  6. Step 6: Final answer
    x = 29,524,749.15

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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.