Home / 30,042,500.05-41,458,661.09-16,291,460.53

Finding the Fourth Proportional to 30,042,500.05, 41,458,661.09 and 16,291,460.53

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Solution

The fourth proportional to 30,042,500.05, 41,458,661.09 and 16,291,460.53 is: 22,482,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042,500.05 : 41,458,661.09 = 16,291,460.53 : x
  2. Step 2: Convert to fraction form
    30,042,500.05/41,458,661.09 = 16,291,460.53/x
  3. Step 3: Cross multiply
    30,042,500.05x = 41,458,661.09 × 16,291,460.53
  4. Step 4: Simplify right side
    30,042,500.05x = 675,422,140,774,381.75
  5. Step 5: Solve for x
    x = 675,422,140,774,381.75/30,042,500.05
  6. Step 6: Final answer
    x = 22,482,221.51

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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.