Home / 7,083,007.47-10,623,322.53-1,965,957.21

Finding the Fourth Proportional to 7,083,007.47, 10,623,322.53 and 1,965,957.21

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Solution

The fourth proportional to 7,083,007.47, 10,623,322.53 and 1,965,957.21 is: 2,948,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083,007.47 : 10,623,322.53 = 1,965,957.21 : x
  2. Step 2: Convert to fraction form
    7,083,007.47/10,623,322.53 = 1,965,957.21/x
  3. Step 3: Cross multiply
    7,083,007.47x = 10,623,322.53 × 1,965,957.21
  4. Step 4: Simplify right side
    7,083,007.47x = 20,884,997,522,008.94
  5. Step 5: Solve for x
    x = 20,884,997,522,008.94/7,083,007.47
  6. Step 6: Final answer
    x = 2,948,605.89

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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.