Home / 14,387,035.78-19,853,874.52-7,860,524.77

Finding the Fourth Proportional to 14,387,035.78, 19,853,874.52 and 7,860,524.77

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Solution

The fourth proportional to 14,387,035.78, 19,853,874.52 and 7,860,524.77 is: 10,847,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,035.78 : 19,853,874.52 = 7,860,524.77 : x
  2. Step 2: Convert to fraction form
    14,387,035.78/19,853,874.52 = 7,860,524.77/x
  3. Step 3: Cross multiply
    14,387,035.78x = 19,853,874.52 × 7,860,524.77
  4. Step 4: Simplify right side
    14,387,035.78x = 156,061,872,444,931.84
  5. Step 5: Solve for x
    x = 156,061,872,444,931.84/14,387,035.78
  6. Step 6: Final answer
    x = 10,847,395.87

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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.