Home / 15,633,764.68-21,574,597.30-8,664,892.15

Finding the Fourth Proportional to 15,633,764.68, 21,574,597.30 and 8,664,892.15

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Solution

The fourth proportional to 15,633,764.68, 21,574,597.30 and 8,664,892.15 is: 11,957,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633,764.68 : 21,574,597.30 = 8,664,892.15 : x
  2. Step 2: Convert to fraction form
    15,633,764.68/21,574,597.30 = 8,664,892.15/x
  3. Step 3: Cross multiply
    15,633,764.68x = 21,574,597.30 × 8,664,892.15
  4. Step 4: Simplify right side
    15,633,764.68x = 186,941,558,708,582.50
  5. Step 5: Solve for x
    x = 186,941,558,708,582.50/15,633,764.68
  6. Step 6: Final answer
    x = 11,957,552.30

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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.