Home / 30,883,392.78-42,624,191.25-17,136,785.58

Finding the Fourth Proportional to 30,883,392.78, 42,624,191.25 and 17,136,785.58

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Solution

The fourth proportional to 30,883,392.78, 42,624,191.25 and 17,136,785.58 is: 23,651,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883,392.78 : 42,624,191.25 = 17,136,785.58 : x
  2. Step 2: Convert to fraction form
    30,883,392.78/42,624,191.25 = 17,136,785.58/x
  3. Step 3: Cross multiply
    30,883,392.78x = 42,624,191.25 × 17,136,785.58
  4. Step 4: Simplify right side
    30,883,392.78x = 730,441,625,972,162.12
  5. Step 5: Solve for x
    x = 730,441,625,972,162.12/30,883,392.78
  6. Step 6: Final answer
    x = 23,651,599.14

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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.