Home / 7,655,318.12-10,557,242.70-5,587,057.64

Finding the Fourth Proportional to 7,655,318.12, 10,557,242.70 and 5,587,057.64

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Solution

The fourth proportional to 7,655,318.12, 10,557,242.70 and 5,587,057.64 is: 7,704,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,318.12 : 10,557,242.70 = 5,587,057.64 : x
  2. Step 2: Convert to fraction form
    7,655,318.12/10,557,242.70 = 5,587,057.64/x
  3. Step 3: Cross multiply
    7,655,318.12x = 10,557,242.70 × 5,587,057.64
  4. Step 4: Simplify right side
    7,655,318.12x = 58,983,923,484,369.22
  5. Step 5: Solve for x
    x = 58,983,923,484,369.22/7,655,318.12
  6. Step 6: Final answer
    x = 7,704,960.47

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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.