Home / 31,939,042.60-47,915,562.30-10,369,973.80

Finding the Fourth Proportional to 31,939,042.60, 47,915,562.30 and 10,369,973.80

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Solution

The fourth proportional to 31,939,042.60, 47,915,562.30 and 10,369,973.80 is: 15,557,232.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,939,042.60 : 47,915,562.30 = 10,369,973.80 : x
  2. Step 2: Convert to fraction form
    31,939,042.60/47,915,562.30 = 10,369,973.80/x
  3. Step 3: Cross multiply
    31,939,042.60x = 47,915,562.30 × 10,369,973.80
  4. Step 4: Simplify right side
    31,939,042.60x = 496,883,125,663,267.75
  5. Step 5: Solve for x
    x = 496,883,125,663,267.75/31,939,042.60
  6. Step 6: Final answer
    x = 15,557,232.94

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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.