Home / 72,582,646.80-108,873,970.20-48,396,176.40

Finding the Fourth Proportional to 72,582,646.80, 108,873,970.20 and 48,396,176.40

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Solution

The fourth proportional to 72,582,646.80, 108,873,970.20 and 48,396,176.40 is: 72,594,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,646.80 : 108,873,970.20 = 48,396,176.40 : x
  2. Step 2: Convert to fraction form
    72,582,646.80/108,873,970.20 = 48,396,176.40/x
  3. Step 3: Cross multiply
    72,582,646.80x = 108,873,970.20 × 48,396,176.40
  4. Step 4: Simplify right side
    72,582,646.80x = 5,269,083,867,167,543
  5. Step 5: Solve for x
    x = 5,269,083,867,167,543/72,582,646.80
  6. Step 6: Final answer
    x = 72,594,264.60

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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.