Home / 31,895,078.10-47,849,615.55-10,326,009.30

Finding the Fourth Proportional to 31,895,078.10, 47,849,615.55 and 10,326,009.30

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Solution

The fourth proportional to 31,895,078.10, 47,849,615.55 and 10,326,009.30 is: 15,491,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895,078.10 : 47,849,615.55 = 10,326,009.30 : x
  2. Step 2: Convert to fraction form
    31,895,078.10/47,849,615.55 = 10,326,009.30/x
  3. Step 3: Cross multiply
    31,895,078.10x = 47,849,615.55 × 10,326,009.30
  4. Step 4: Simplify right side
    31,895,078.10x = 494,095,575,170,724.62
  5. Step 5: Solve for x
    x = 494,095,575,170,724.62/31,895,078.10
  6. Step 6: Final answer
    x = 15,491,279.68

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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.