Home / 30,965,979.24-46,431,035.46-10,488,835.80

Finding the Fourth Proportional to 30,965,979.24, 46,431,035.46 and 10,488,835.80

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Solution

The fourth proportional to 30,965,979.24, 46,431,035.46 and 10,488,835.80 is: 15,727,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,979.24 : 46,431,035.46 = 10,488,835.80 : x
  2. Step 2: Convert to fraction form
    30,965,979.24/46,431,035.46 = 10,488,835.80/x
  3. Step 3: Cross multiply
    30,965,979.24x = 46,431,035.46 × 10,488,835.80
  4. Step 4: Simplify right side
    30,965,979.24x = 487,007,506,963,917.50
  5. Step 5: Solve for x
    x = 487,007,506,963,917.50/30,965,979.24
  6. Step 6: Final answer
    x = 15,727,179.28

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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.