Home / 9,762,998.32-13,472,937.40-5,412,073.60

Finding the Fourth Proportional to 9,762,998.32, 13,472,937.40 and 5,412,073.60

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Solution

The fourth proportional to 9,762,998.32, 13,472,937.40 and 5,412,073.60 is: 7,468,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,762,998.32 : 13,472,937.40 = 5,412,073.60 : x
  2. Step 2: Convert to fraction form
    9,762,998.32/13,472,937.40 = 5,412,073.60/x
  3. Step 3: Cross multiply
    9,762,998.32x = 13,472,937.40 × 5,412,073.60
  4. Step 4: Simplify right side
    9,762,998.32x = 72,916,528,816,992.64
  5. Step 5: Solve for x
    x = 72,916,528,816,992.64/9,762,998.32
  6. Step 6: Final answer
    x = 7,468,661.41

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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.