Home / 10,268,474.38-14,169,955.76-5,621,368.52

Finding the Fourth Proportional to 10,268,474.38, 14,169,955.76 and 5,621,368.52

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Solution

The fourth proportional to 10,268,474.38, 14,169,955.76 and 5,621,368.52 is: 7,757,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268,474.38 : 14,169,955.76 = 5,621,368.52 : x
  2. Step 2: Convert to fraction form
    10,268,474.38/14,169,955.76 = 5,621,368.52/x
  3. Step 3: Cross multiply
    10,268,474.38x = 14,169,955.76 × 5,621,368.52
  4. Step 4: Simplify right side
    10,268,474.38x = 79,654,543,239,056.67
  5. Step 5: Solve for x
    x = 79,654,543,239,056.67/10,268,474.38
  6. Step 6: Final answer
    x = 7,757,193.55

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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.