Home / 22,143,430.40-33,215,145.60-10,806,022.40

Finding the Fourth Proportional to 22,143,430.40, 33,215,145.60 and 10,806,022.40

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Solution

The fourth proportional to 22,143,430.40, 33,215,145.60 and 10,806,022.40 is: 16,209,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,430.40 : 33,215,145.60 = 10,806,022.40 : x
  2. Step 2: Convert to fraction form
    22,143,430.40/33,215,145.60 = 10,806,022.40/x
  3. Step 3: Cross multiply
    22,143,430.40x = 33,215,145.60 × 10,806,022.40
  4. Step 4: Simplify right side
    22,143,430.40x = 358,923,607,372,861.44
  5. Step 5: Solve for x
    x = 358,923,607,372,861.44/22,143,430.40
  6. Step 6: Final answer
    x = 16,209,033.60

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1.5x scale

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.