Home / 21,989,834.20-32,997,614.10-9,209,265.40

Finding the Fourth Proportional to 21,989,834.20, 32,997,614.10 and 9,209,265.40

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Solution

The fourth proportional to 21,989,834.20, 32,997,614.10 and 9,209,265.40 is: 13,819,285.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,989,834.20 : 32,997,614.10 = 9,209,265.40 : x
  2. Step 2: Convert to fraction form
    21,989,834.20/32,997,614.10 = 9,209,265.40/x
  3. Step 3: Cross multiply
    21,989,834.20x = 32,997,614.10 × 9,209,265.40
  4. Step 4: Simplify right side
    21,989,834.20x = 303,883,785,813,682.19
  5. Step 5: Solve for x
    x = 303,883,785,813,682.19/21,989,834.20
  6. Step 6: Final answer
    x = 13,819,285.00

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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.