Home / 30,042,529.08-41,458,701.12-16,291,489.56

Finding the Fourth Proportional to 30,042,529.08, 41,458,701.12 and 16,291,489.56

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Solution

The fourth proportional to 30,042,529.08, 41,458,701.12 and 16,291,489.56 is: 22,482,261.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042,529.08 : 41,458,701.12 = 16,291,489.56 : x
  2. Step 2: Convert to fraction form
    30,042,529.08/41,458,701.12 = 16,291,489.56/x
  3. Step 3: Cross multiply
    30,042,529.08x = 41,458,701.12 × 16,291,489.56
  4. Step 4: Simplify right side
    30,042,529.08x = 675,423,996,467,640.25
  5. Step 5: Solve for x
    x = 675,423,996,467,640.25/30,042,529.08
  6. Step 6: Final answer
    x = 22,482,261.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.