Home / 13,047,814.15-19,566,734.83-4,292,055.79

Finding the Fourth Proportional to 13,047,814.15, 19,566,734.83 and 4,292,055.79

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Solution

The fourth proportional to 13,047,814.15, 19,566,734.83 and 4,292,055.79 is: 6,436,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,814.15 : 19,566,734.83 = 4,292,055.79 : x
  2. Step 2: Convert to fraction form
    13,047,814.15/19,566,734.83 = 4,292,055.79/x
  3. Step 3: Cross multiply
    13,047,814.15x = 19,566,734.83 × 4,292,055.79
  4. Step 4: Simplify right side
    13,047,814.15x = 83,981,517,518,496.16
  5. Step 5: Solve for x
    x = 83,981,517,518,496.16/13,047,814.15
  6. Step 6: Final answer
    x = 6,436,443.42

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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.