Home / 5,423,980.14-8,148,674.25-5,117,576.58

Finding the Fourth Proportional to 5,423,980.14, 8,148,674.25 and 5,117,576.58

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Solution

The fourth proportional to 5,423,980.14, 8,148,674.25 and 5,117,576.58 is: 7,688,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,980.14 : 8,148,674.25 = 5,117,576.58 : x
  2. Step 2: Convert to fraction form
    5,423,980.14/8,148,674.25 = 5,117,576.58/x
  3. Step 3: Cross multiply
    5,423,980.14x = 8,148,674.25 × 5,117,576.58
  4. Step 4: Simplify right side
    5,423,980.14x = 41,701,464,499,849.06
  5. Step 5: Solve for x
    x = 41,701,464,499,849.06/5,423,980.14
  6. Step 6: Final answer
    x = 7,688,351.25

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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.