Home / 26,001,043.40-39,001,565.10-18,442,771.40

Finding the Fourth Proportional to 26,001,043.40, 39,001,565.10 and 18,442,771.40

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Solution

The fourth proportional to 26,001,043.40, 39,001,565.10 and 18,442,771.40 is: 27,664,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,043.40 : 39,001,565.10 = 18,442,771.40 : x
  2. Step 2: Convert to fraction form
    26,001,043.40/39,001,565.10 = 18,442,771.40/x
  3. Step 3: Cross multiply
    26,001,043.40x = 39,001,565.10 × 18,442,771.40
  4. Step 4: Simplify right side
    26,001,043.40x = 719,296,949,381,518.12
  5. Step 5: Solve for x
    x = 719,296,949,381,518.12/26,001,043.40
  6. Step 6: Final answer
    x = 27,664,157.10

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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.