Home / 30,355,222.40-45,517,087.20-11,176,107.20

Finding the Fourth Proportional to 30,355,222.40, 45,517,087.20 and 11,176,107.20

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Solution

The fourth proportional to 30,355,222.40, 45,517,087.20 and 11,176,107.20 is: 16,758,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,222.40 : 45,517,087.20 = 11,176,107.20 : x
  2. Step 2: Convert to fraction form
    30,355,222.40/45,517,087.20 = 11,176,107.20/x
  3. Step 3: Cross multiply
    30,355,222.40x = 45,517,087.20 × 11,176,107.20
  4. Step 4: Simplify right side
    30,355,222.40x = 508,703,845,978,947.81
  5. Step 5: Solve for x
    x = 508,703,845,978,947.81/30,355,222.40
  6. Step 6: Final answer
    x = 16,758,363.33

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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.