Home / 31,080,129.60-46,620,194.40-15,963,585.60

Finding the Fourth Proportional to 31,080,129.60, 46,620,194.40 and 15,963,585.60

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Solution

The fourth proportional to 31,080,129.60, 46,620,194.40 and 15,963,585.60 is: 23,945,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,080,129.60 : 46,620,194.40 = 15,963,585.60 : x
  2. Step 2: Convert to fraction form
    31,080,129.60/46,620,194.40 = 15,963,585.60/x
  3. Step 3: Cross multiply
    31,080,129.60x = 46,620,194.40 × 15,963,585.60
  4. Step 4: Simplify right side
    31,080,129.60x = 744,225,463,993,040.62
  5. Step 5: Solve for x
    x = 744,225,463,993,040.62/31,080,129.60
  6. Step 6: Final answer
    x = 23,945,378.40

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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.