Home / 10,268,362.86-14,169,802.30-5,621,257.59

Finding the Fourth Proportional to 10,268,362.86, 14,169,802.30 and 5,621,257.59

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Solution

The fourth proportional to 10,268,362.86, 14,169,802.30 and 5,621,257.59 is: 7,757,040.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268,362.86 : 14,169,802.30 = 5,621,257.59 : x
  2. Step 2: Convert to fraction form
    10,268,362.86/14,169,802.30 = 5,621,257.59/x
  3. Step 3: Cross multiply
    10,268,362.86x = 14,169,802.30 × 5,621,257.59
  4. Step 4: Simplify right side
    10,268,362.86x = 79,652,108,656,825.45
  5. Step 5: Solve for x
    x = 79,652,108,656,825.45/10,268,362.86
  6. Step 6: Final answer
    x = 7,757,040.71

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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.