Home / 26,980,337.80-40,470,506.70-15,649,928.20

Finding the Fourth Proportional to 26,980,337.80, 40,470,506.70 and 15,649,928.20

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Solution

The fourth proportional to 26,980,337.80, 40,470,506.70 and 15,649,928.20 is: 23,474,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980,337.80 : 40,470,506.70 = 15,649,928.20 : x
  2. Step 2: Convert to fraction form
    26,980,337.80/40,470,506.70 = 15,649,928.20/x
  3. Step 3: Cross multiply
    26,980,337.80x = 40,470,506.70 × 15,649,928.20
  4. Step 4: Simplify right side
    26,980,337.80x = 633,360,524,072,619
  5. Step 5: Solve for x
    x = 633,360,524,072,619/26,980,337.80
  6. Step 6: Final answer
    x = 23,474,892.30

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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.