Home / 30,348,080.83-45,517,135.47-13,071,664.12

Finding the Fourth Proportional to 30,348,080.83, 45,517,135.47 and 13,071,664.12

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Solution

The fourth proportional to 30,348,080.83, 45,517,135.47 and 13,071,664.12 is: 19,605,348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,080.83 : 45,517,135.47 = 13,071,664.12 : x
  2. Step 2: Convert to fraction form
    30,348,080.83/45,517,135.47 = 13,071,664.12/x
  3. Step 3: Cross multiply
    30,348,080.83x = 45,517,135.47 × 13,071,664.12
  4. Step 4: Simplify right side
    30,348,080.83x = 594,984,706,568,378.25
  5. Step 5: Solve for x
    x = 594,984,706,568,378.25/30,348,080.83
  6. Step 6: Final answer
    x = 19,605,348.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.