Home / 48,683,302.90-72,909,029.64-28,169,791.02

Finding the Fourth Proportional to 48,683,302.90, 72,909,029.64 and 28,169,791.02

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Solution

The fourth proportional to 48,683,302.90, 72,909,029.64 and 28,169,791.02 is: 42,187,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683,302.90 : 72,909,029.64 = 28,169,791.02 : x
  2. Step 2: Convert to fraction form
    48,683,302.90/72,909,029.64 = 28,169,791.02/x
  3. Step 3: Cross multiply
    48,683,302.90x = 72,909,029.64 × 28,169,791.02
  4. Step 4: Simplify right side
    48,683,302.90x = 2,053,832,128,429,785.75
  5. Step 5: Solve for x
    x = 2,053,832,128,429,785.75/48,683,302.90
  6. Step 6: Final answer
    x = 42,187,608.61

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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.