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Finding the Fourth Proportional to 32,643,764.80, 48,967,490.40 and 9,925,403.20

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Solution

The fourth proportional to 32,643,764.80, 48,967,490.40 and 9,925,403.20 is: 14,888,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,643,764.80 : 48,967,490.40 = 9,925,403.20 : x
  2. Step 2: Convert to fraction form
    32,643,764.80/48,967,490.40 = 9,925,403.20/x
  3. Step 3: Cross multiply
    32,643,764.80x = 48,967,490.40 × 9,925,403.20
  4. Step 4: Simplify right side
    32,643,764.80x = 486,022,085,912,129.25
  5. Step 5: Solve for x
    x = 486,022,085,912,129.25/32,643,764.80
  6. Step 6: Final answer
    x = 14,888,665.23

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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.