Home / 19,364,382.80-29,046,574.20-4,987,422.80

Finding the Fourth Proportional to 19,364,382.80, 29,046,574.20 and 4,987,422.80

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Solution

The fourth proportional to 19,364,382.80, 29,046,574.20 and 4,987,422.80 is: 7,481,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364,382.80 : 29,046,574.20 = 4,987,422.80 : x
  2. Step 2: Convert to fraction form
    19,364,382.80/29,046,574.20 = 4,987,422.80/x
  3. Step 3: Cross multiply
    19,364,382.80x = 29,046,574.20 × 4,987,422.80
  4. Step 4: Simplify right side
    19,364,382.80x = 144,867,546,426,971.75
  5. Step 5: Solve for x
    x = 144,867,546,426,971.75/19,364,382.80
  6. Step 6: Final answer
    x = 7,481,134.20

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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.