Home / 7,142,719.59-9,857,024.46-3,879,598.14

Finding the Fourth Proportional to 7,142,719.59, 9,857,024.46 and 3,879,598.14

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Solution

The fourth proportional to 7,142,719.59, 9,857,024.46 and 3,879,598.14 is: 5,353,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,719.59 : 9,857,024.46 = 3,879,598.14 : x
  2. Step 2: Convert to fraction form
    7,142,719.59/9,857,024.46 = 3,879,598.14/x
  3. Step 3: Cross multiply
    7,142,719.59x = 9,857,024.46 × 3,879,598.14
  4. Step 4: Simplify right side
    7,142,719.59x = 38,241,293,760,950.51
  5. Step 5: Solve for x
    x = 38,241,293,760,950.51/7,142,719.59
  6. Step 6: Final answer
    x = 5,353,884.23

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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.