Home / 30,580,056.44-42,199,629.90-17,351,641.88

Finding the Fourth Proportional to 30,580,056.44, 42,199,629.90 and 17,351,641.88

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Solution

The fourth proportional to 30,580,056.44, 42,199,629.90 and 17,351,641.88 is: 23,944,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,580,056.44 : 42,199,629.90 = 17,351,641.88 : x
  2. Step 2: Convert to fraction form
    30,580,056.44/42,199,629.90 = 17,351,641.88/x
  3. Step 3: Cross multiply
    30,580,056.44x = 42,199,629.90 × 17,351,641.88
  4. Step 4: Simplify right side
    30,580,056.44x = 732,232,865,493,340.12
  5. Step 5: Solve for x
    x = 732,232,865,493,340.12/30,580,056.44
  6. Step 6: Final answer
    x = 23,944,784.63

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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.