Home / 47,099,447.36-64,997,815.20-28,514,335.04

Finding the Fourth Proportional to 47,099,447.36, 64,997,815.20 and 28,514,335.04

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Solution

The fourth proportional to 47,099,447.36, 64,997,815.20 and 28,514,335.04 is: 39,350,132.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,099,447.36 : 64,997,815.20 = 28,514,335.04 : x
  2. Step 2: Convert to fraction form
    47,099,447.36/64,997,815.20 = 28,514,335.04/x
  3. Step 3: Cross multiply
    47,099,447.36x = 64,997,815.20 × 28,514,335.04
  4. Step 4: Simplify right side
    47,099,447.36x = 1,853,369,479,480,804.75
  5. Step 5: Solve for x
    x = 1,853,369,479,480,804.75/47,099,447.36
  6. Step 6: Final answer
    x = 39,350,132.19

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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.