Home / 31,828,837.16-47,648,094.54-19,493,961.86

Finding the Fourth Proportional to 31,828,837.16, 47,648,094.54 and 19,493,961.86

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Solution

The fourth proportional to 31,828,837.16, 47,648,094.54 and 19,493,961.86 is: 29,182,660.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828,837.16 : 47,648,094.54 = 19,493,961.86 : x
  2. Step 2: Convert to fraction form
    31,828,837.16/47,648,094.54 = 19,493,961.86/x
  3. Step 3: Cross multiply
    31,828,837.16x = 47,648,094.54 × 19,493,961.86
  4. Step 4: Simplify right side
    31,828,837.16x = 928,850,137,664,434.25
  5. Step 5: Solve for x
    x = 928,850,137,664,434.25/31,828,837.16
  6. Step 6: Final answer
    x = 29,182,660.15

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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.