Home / 33,133,611.40-49,700,417.10-20,361,312.70

Finding the Fourth Proportional to 33,133,611.40, 49,700,417.10 and 20,361,312.70

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Solution

The fourth proportional to 33,133,611.40, 49,700,417.10 and 20,361,312.70 is: 30,541,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133,611.40 : 49,700,417.10 = 20,361,312.70 : x
  2. Step 2: Convert to fraction form
    33,133,611.40/49,700,417.10 = 20,361,312.70/x
  3. Step 3: Cross multiply
    33,133,611.40x = 49,700,417.10 × 20,361,312.70
  4. Step 4: Simplify right side
    33,133,611.40x = 1,011,965,733,893,527.12
  5. Step 5: Solve for x
    x = 1,011,965,733,893,527.12/33,133,611.40
  6. Step 6: Final answer
    x = 30,541,969.05

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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.