Home / 13,944,779.10-20,917,168.65-10,165,643.10

Finding the Fourth Proportional to 13,944,779.10, 20,917,168.65 and 10,165,643.10

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Solution

The fourth proportional to 13,944,779.10, 20,917,168.65 and 10,165,643.10 is: 15,248,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,779.10 : 20,917,168.65 = 10,165,643.10 : x
  2. Step 2: Convert to fraction form
    13,944,779.10/20,917,168.65 = 10,165,643.10/x
  3. Step 3: Cross multiply
    13,944,779.10x = 20,917,168.65 × 10,165,643.10
  4. Step 4: Simplify right side
    13,944,779.10x = 212,636,471,158,408.78
  5. Step 5: Solve for x
    x = 212,636,471,158,408.78/13,944,779.10
  6. Step 6: Final answer
    x = 15,248,464.65

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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.