Home / 55,309,689.20-83,014,725.45-28,034,956.10

Finding the Fourth Proportional to 55,309,689.20, 83,014,725.45 and 28,034,956.10

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Solution

The fourth proportional to 55,309,689.20, 83,014,725.45 and 28,034,956.10 is: 42,077,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309,689.20 : 83,014,725.45 = 28,034,956.10 : x
  2. Step 2: Convert to fraction form
    55,309,689.20/83,014,725.45 = 28,034,956.10/x
  3. Step 3: Cross multiply
    55,309,689.20x = 83,014,725.45 × 28,034,956.10
  4. Step 4: Simplify right side
    55,309,689.20x = 2,327,314,183,644,303
  5. Step 5: Solve for x
    x = 2,327,314,183,644,303/55,309,689.20
  6. Step 6: Final answer
    x = 42,077,874.91

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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.