Home / 31,752,000.60-47,628,000.90-18,965,923.80

Finding the Fourth Proportional to 31,752,000.60, 47,628,000.90 and 18,965,923.80

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Solution

The fourth proportional to 31,752,000.60, 47,628,000.90 and 18,965,923.80 is: 28,448,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,752,000.60 : 47,628,000.90 = 18,965,923.80 : x
  2. Step 2: Convert to fraction form
    31,752,000.60/47,628,000.90 = 18,965,923.80/x
  3. Step 3: Cross multiply
    31,752,000.60x = 47,628,000.90 × 18,965,923.80
  4. Step 4: Simplify right side
    31,752,000.60x = 903,309,035,815,731.38
  5. Step 5: Solve for x
    x = 903,309,035,815,731.38/31,752,000.60
  6. Step 6: Final answer
    x = 28,448,885.70

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1.5x scale

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.