Home / 22,016,420.40-33,024,630.60-18,756,915.60

Finding the Fourth Proportional to 22,016,420.40, 33,024,630.60 and 18,756,915.60

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Solution

The fourth proportional to 22,016,420.40, 33,024,630.60 and 18,756,915.60 is: 28,135,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,420.40 : 33,024,630.60 = 18,756,915.60 : x
  2. Step 2: Convert to fraction form
    22,016,420.40/33,024,630.60 = 18,756,915.60/x
  3. Step 3: Cross multiply
    22,016,420.40x = 33,024,630.60 × 18,756,915.60
  4. Step 4: Simplify right side
    22,016,420.40x = 619,440,208,885,377.38
  5. Step 5: Solve for x
    x = 619,440,208,885,377.38/22,016,420.40
  6. Step 6: Final answer
    x = 28,135,373.40

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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.