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Finding the Fourth Proportional to 7,043,041.04, 9,728,513.80 and 5,824,269.52

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Solution

The fourth proportional to 7,043,041.04, 9,728,513.80 and 5,824,269.52 is: 8,045,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043,041.04 : 9,728,513.80 = 5,824,269.52 : x
  2. Step 2: Convert to fraction form
    7,043,041.04/9,728,513.80 = 5,824,269.52/x
  3. Step 3: Cross multiply
    7,043,041.04x = 9,728,513.80 × 5,824,269.52
  4. Step 4: Simplify right side
    7,043,041.04x = 56,661,486,400,239.38
  5. Step 5: Solve for x
    x = 56,661,486,400,239.38/7,043,041.04
  6. Step 6: Final answer
    x = 8,045,031.41

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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.