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Finding the Fourth Proportional to 5,265,751.30, 7,382,005.10 and 5,265,751.30

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Solution

The fourth proportional to 5,265,751.30, 7,382,005.10 and 5,265,751.30 is: 7,382,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,751.30 : 7,382,005.10 = 5,265,751.30 : x
  2. Step 2: Convert to fraction form
    5,265,751.30/7,382,005.10 = 5,265,751.30/x
  3. Step 3: Cross multiply
    5,265,751.30x = 7,382,005.10 × 5,265,751.30
  4. Step 4: Simplify right side
    5,265,751.30x = 38,871,802,951,931.62
  5. Step 5: Solve for x
    x = 38,871,802,951,931.62/5,265,751.30
  6. Step 6: Final answer
    x = 7,382,005.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.