Home / 20,732,661.02-31,099,005.34-8,598,866.52

Finding the Fourth Proportional to 20,732,661.02, 31,099,005.34 and 8,598,866.52

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Solution

The fourth proportional to 20,732,661.02, 31,099,005.34 and 8,598,866.52 is: 12,898,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,661.02 : 31,099,005.34 = 8,598,866.52 : x
  2. Step 2: Convert to fraction form
    20,732,661.02/31,099,005.34 = 8,598,866.52/x
  3. Step 3: Cross multiply
    20,732,661.02x = 31,099,005.34 × 8,598,866.52
  4. Step 4: Simplify right side
    20,732,661.02x = 267,416,195,823,427.19
  5. Step 5: Solve for x
    x = 267,416,195,823,427.19/20,732,661.02
  6. Step 6: Final answer
    x = 12,898,305.51

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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.