Home / 28,025,874.96-38,675,714.04-15,802,734.48

Finding the Fourth Proportional to 28,025,874.96, 38,675,714.04 and 15,802,734.48

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Solution

The fourth proportional to 28,025,874.96, 38,675,714.04 and 15,802,734.48 is: 21,807,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,874.96 : 38,675,714.04 = 15,802,734.48 : x
  2. Step 2: Convert to fraction form
    28,025,874.96/38,675,714.04 = 15,802,734.48/x
  3. Step 3: Cross multiply
    28,025,874.96x = 38,675,714.04 × 15,802,734.48
  4. Step 4: Simplify right side
    28,025,874.96x = 611,182,039,798,528.12
  5. Step 5: Solve for x
    x = 611,182,039,798,528.12/28,025,874.96
  6. Step 6: Final answer
    x = 21,807,777.30

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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.