Home / 52,319,750.76-72,200,683.09-28,797,784.59

Finding the Fourth Proportional to 52,319,750.76, 72,200,683.09 and 28,797,784.59

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Solution

The fourth proportional to 52,319,750.76, 72,200,683.09 and 28,797,784.59 is: 39,740,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319,750.76 : 72,200,683.09 = 28,797,784.59 : x
  2. Step 2: Convert to fraction form
    52,319,750.76/72,200,683.09 = 28,797,784.59/x
  3. Step 3: Cross multiply
    52,319,750.76x = 72,200,683.09 × 28,797,784.59
  4. Step 4: Simplify right side
    52,319,750.76x = 2,079,219,719,183,425.50
  5. Step 5: Solve for x
    x = 2,079,219,719,183,425.50/52,319,750.76
  6. Step 6: Final answer
    x = 39,740,627.37

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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.