Home / 31,208,044.80-46,812,067.20-30,760,147.20

Finding the Fourth Proportional to 31,208,044.80, 46,812,067.20 and 30,760,147.20

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Solution

The fourth proportional to 31,208,044.80, 46,812,067.20 and 30,760,147.20 is: 46,140,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,208,044.80 : 46,812,067.20 = 30,760,147.20 : x
  2. Step 2: Convert to fraction form
    31,208,044.80/46,812,067.20 = 30,760,147.20/x
  3. Step 3: Cross multiply
    31,208,044.80x = 46,812,067.20 × 30,760,147.20
  4. Step 4: Simplify right side
    31,208,044.80x = 1,439,946,077,808,292
  5. Step 5: Solve for x
    x = 1,439,946,077,808,292/31,208,044.80
  6. Step 6: Final answer
    x = 46,140,220.80

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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.