Home / 8,340,142.54-11,510,773.80-5,724,497.84

Finding the Fourth Proportional to 8,340,142.54, 11,510,773.80 and 5,724,497.84

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Solution

The fourth proportional to 8,340,142.54, 11,510,773.80 and 5,724,497.84 is: 7,900,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,142.54 : 11,510,773.80 = 5,724,497.84 : x
  2. Step 2: Convert to fraction form
    8,340,142.54/11,510,773.80 = 5,724,497.84/x
  3. Step 3: Cross multiply
    8,340,142.54x = 11,510,773.80 × 5,724,497.84
  4. Step 4: Simplify right side
    8,340,142.54x = 65,893,399,754,828.59
  5. Step 5: Solve for x
    x = 65,893,399,754,828.59/8,340,142.54
  6. Step 6: Final answer
    x = 7,900,752.23

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1.5x scale

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.