Home / 26,001,000.40-39,001,500.60-18,442,728.40

Finding the Fourth Proportional to 26,001,000.40, 39,001,500.60 and 18,442,728.40

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Solution

The fourth proportional to 26,001,000.40, 39,001,500.60 and 18,442,728.40 is: 27,664,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,000.40 : 39,001,500.60 = 18,442,728.40 : x
  2. Step 2: Convert to fraction form
    26,001,000.40/39,001,500.60 = 18,442,728.40/x
  3. Step 3: Cross multiply
    26,001,000.40x = 39,001,500.60 × 18,442,728.40
  4. Step 4: Simplify right side
    26,001,000.40x = 719,294,082,758,237
  5. Step 5: Solve for x
    x = 719,294,082,758,237/26,001,000.40
  6. Step 6: Final answer
    x = 27,664,092.60

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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.