Home / 30,359,039.40-45,522,812.70-11,179,924.20

Finding the Fourth Proportional to 30,359,039.40, 45,522,812.70 and 11,179,924.20

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Solution

The fourth proportional to 30,359,039.40, 45,522,812.70 and 11,179,924.20 is: 16,764,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359,039.40 : 45,522,812.70 = 11,179,924.20 : x
  2. Step 2: Convert to fraction form
    30,359,039.40/45,522,812.70 = 11,179,924.20/x
  3. Step 3: Cross multiply
    30,359,039.40x = 45,522,812.70 × 11,179,924.20
  4. Step 4: Simplify right side
    30,359,039.40x = 508,941,595,356,797.31
  5. Step 5: Solve for x
    x = 508,941,595,356,797.31/30,359,039.40
  6. Step 6: Final answer
    x = 16,764,087.58

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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.