Home / 12,763,590.42-19,145,552.22-4,243,926.87

Finding the Fourth Proportional to 12,763,590.42, 19,145,552.22 and 4,243,926.87

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Solution

The fourth proportional to 12,763,590.42, 19,145,552.22 and 4,243,926.87 is: 6,365,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,590.42 : 19,145,552.22 = 4,243,926.87 : x
  2. Step 2: Convert to fraction form
    12,763,590.42/19,145,552.22 = 4,243,926.87/x
  3. Step 3: Cross multiply
    12,763,590.42x = 19,145,552.22 × 4,243,926.87
  4. Step 4: Simplify right side
    12,763,590.42x = 81,252,323,507,446.16
  5. Step 5: Solve for x
    x = 81,252,323,507,446.16/12,763,590.42
  6. Step 6: Final answer
    x = 6,365,945.70

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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.