Home / 10,378,607.32-15,569,399.62-3,190,744.81

Finding the Fourth Proportional to 10,378,607.32, 15,569,399.62 and 3,190,744.81

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Solution

The fourth proportional to 10,378,607.32, 15,569,399.62 and 3,190,744.81 is: 4,786,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,607.32 : 15,569,399.62 = 3,190,744.81 : x
  2. Step 2: Convert to fraction form
    10,378,607.32/15,569,399.62 = 3,190,744.81/x
  3. Step 3: Cross multiply
    10,378,607.32x = 15,569,399.62 × 3,190,744.81
  4. Step 4: Simplify right side
    10,378,607.32x = 49,677,980,954,483.98
  5. Step 5: Solve for x
    x = 49,677,980,954,483.98/10,378,607.32
  6. Step 6: Final answer
    x = 4,786,574.87

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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.