Home / 30,580,057.44-42,199,631.28-17,351,642.88

Finding the Fourth Proportional to 30,580,057.44, 42,199,631.28 and 17,351,642.88

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Solution

The fourth proportional to 30,580,057.44, 42,199,631.28 and 17,351,642.88 is: 23,944,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,580,057.44 : 42,199,631.28 = 17,351,642.88 : x
  2. Step 2: Convert to fraction form
    30,580,057.44/42,199,631.28 = 17,351,642.88/x
  3. Step 3: Cross multiply
    30,580,057.44x = 42,199,631.28 × 17,351,642.88
  4. Step 4: Simplify right side
    30,580,057.44x = 732,232,931,638,237.25
  5. Step 5: Solve for x
    x = 732,232,931,638,237.25/30,580,057.44
  6. Step 6: Final answer
    x = 23,944,786.01

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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.