Home / 7,247,811.42-10,001,724.66-3,984,602.40

Finding the Fourth Proportional to 7,247,811.42, 10,001,724.66 and 3,984,602.40

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Solution

The fourth proportional to 7,247,811.42, 10,001,724.66 and 3,984,602.40 is: 5,498,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,811.42 : 10,001,724.66 = 3,984,602.40 : x
  2. Step 2: Convert to fraction form
    7,247,811.42/10,001,724.66 = 3,984,602.40/x
  3. Step 3: Cross multiply
    7,247,811.42x = 10,001,724.66 × 3,984,602.40
  4. Step 4: Simplify right side
    7,247,811.42x = 39,852,896,084,375.19
  5. Step 5: Solve for x
    x = 39,852,896,084,375.19/7,247,811.42
  6. Step 6: Final answer
    x = 5,498,611.07

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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.