Home / 5,211,022.80-7,816,534.20-4,371,214.80

Finding the Fourth Proportional to 5,211,022.80, 7,816,534.20 and 4,371,214.80

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Solution

The fourth proportional to 5,211,022.80, 7,816,534.20 and 4,371,214.80 is: 6,556,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,022.80 : 7,816,534.20 = 4,371,214.80 : x
  2. Step 2: Convert to fraction form
    5,211,022.80/7,816,534.20 = 4,371,214.80/x
  3. Step 3: Cross multiply
    5,211,022.80x = 7,816,534.20 × 4,371,214.80
  4. Step 4: Simplify right side
    5,211,022.80x = 34,167,749,979,746.16
  5. Step 5: Solve for x
    x = 34,167,749,979,746.16/5,211,022.80
  6. Step 6: Final answer
    x = 6,556,822.20

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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.