Home / 31,997,009.80-47,990,849.10-9,275,537.80

Finding the Fourth Proportional to 31,997,009.80, 47,990,849.10 and 9,275,537.80

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Solution

The fourth proportional to 31,997,009.80, 47,990,849.10 and 9,275,537.80 is: 13,911,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997,009.80 : 47,990,849.10 = 9,275,537.80 : x
  2. Step 2: Convert to fraction form
    31,997,009.80/47,990,849.10 = 9,275,537.80/x
  3. Step 3: Cross multiply
    31,997,009.80x = 47,990,849.10 × 9,275,537.80
  4. Step 4: Simplify right side
    31,997,009.80x = 445,140,934,881,146
  5. Step 5: Solve for x
    x = 445,140,934,881,146/31,997,009.80
  6. Step 6: Final answer
    x = 13,911,954.20

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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.