Home / 30,483,512.91-42,067,287.50-16,544,867.13

Finding the Fourth Proportional to 30,483,512.91, 42,067,287.50 and 16,544,867.13

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Solution

The fourth proportional to 30,483,512.91, 42,067,287.50 and 16,544,867.13 is: 22,831,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,483,512.91 : 42,067,287.50 = 16,544,867.13 : x
  2. Step 2: Convert to fraction form
    30,483,512.91/42,067,287.50 = 16,544,867.13/x
  3. Step 3: Cross multiply
    30,483,512.91x = 42,067,287.50 × 16,544,867.13
  4. Step 4: Simplify right side
    30,483,512.91x = 695,997,682,124,285.50
  5. Step 5: Solve for x
    x = 695,997,682,124,285.50/30,483,512.91
  6. Step 6: Final answer
    x = 22,831,938.18

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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.