Home / 26,819,449.60-40,229,174.40-9,780,678.40

Finding the Fourth Proportional to 26,819,449.60, 40,229,174.40 and 9,780,678.40

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Solution

The fourth proportional to 26,819,449.60, 40,229,174.40 and 9,780,678.40 is: 14,671,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819,449.60 : 40,229,174.40 = 9,780,678.40 : x
  2. Step 2: Convert to fraction form
    26,819,449.60/40,229,174.40 = 9,780,678.40/x
  3. Step 3: Cross multiply
    26,819,449.60x = 40,229,174.40 × 9,780,678.40
  4. Step 4: Simplify right side
    26,819,449.60x = 393,468,617,103,912.94
  5. Step 5: Solve for x
    x = 393,468,617,103,912.94/26,819,449.60
  6. Step 6: Final answer
    x = 14,671,017.60

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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.