Home / 52,319,751.02-72,200,683.46-28,797,784.86

Finding the Fourth Proportional to 52,319,751.02, 72,200,683.46 and 28,797,784.86

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Solution

The fourth proportional to 52,319,751.02, 72,200,683.46 and 28,797,784.86 is: 39,740,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319,751.02 : 72,200,683.46 = 28,797,784.86 : x
  2. Step 2: Convert to fraction form
    52,319,751.02/72,200,683.46 = 28,797,784.86/x
  3. Step 3: Cross multiply
    52,319,751.02x = 72,200,683.46 × 28,797,784.86
  4. Step 4: Simplify right side
    52,319,751.02x = 2,079,219,749,026,040.25
  5. Step 5: Solve for x
    x = 2,079,219,749,026,040.25/52,319,751.02
  6. Step 6: Final answer
    x = 39,740,627.75

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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.