Home / 29,135,712.02-40,208,234.22-15,905,594.36

Finding the Fourth Proportional to 29,135,712.02, 40,208,234.22 and 15,905,594.36

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Solution

The fourth proportional to 29,135,712.02, 40,208,234.22 and 15,905,594.36 is: 21,950,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135,712.02 : 40,208,234.22 = 15,905,594.36 : x
  2. Step 2: Convert to fraction form
    29,135,712.02/40,208,234.22 = 15,905,594.36/x
  3. Step 3: Cross multiply
    29,135,712.02x = 40,208,234.22 × 15,905,594.36
  4. Step 4: Simplify right side
    29,135,712.02x = 639,535,863,535,711.62
  5. Step 5: Solve for x
    x = 639,535,863,535,711.62/29,135,712.02
  6. Step 6: Final answer
    x = 21,950,239.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.