Home / 26,212,699.74-39,267,147.24-12,360,693.72

Finding the Fourth Proportional to 26,212,699.74, 39,267,147.24 and 12,360,693.72

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Solution

The fourth proportional to 26,212,699.74, 39,267,147.24 and 12,360,693.72 is: 18,516,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212,699.74 : 39,267,147.24 = 12,360,693.72 : x
  2. Step 2: Convert to fraction form
    26,212,699.74/39,267,147.24 = 12,360,693.72/x
  3. Step 3: Cross multiply
    26,212,699.74x = 39,267,147.24 × 12,360,693.72
  4. Step 4: Simplify right side
    26,212,699.74x = 485,369,180,291,783.38
  5. Step 5: Solve for x
    x = 485,369,180,291,783.38/26,212,699.74
  6. Step 6: Final answer
    x = 18,516,565.83

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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.