Home / 7,242,345.90-10,847,772.45-4,397,496.30

Finding the Fourth Proportional to 7,242,345.90, 10,847,772.45 and 4,397,496.30

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Solution

The fourth proportional to 7,242,345.90, 10,847,772.45 and 4,397,496.30 is: 6,586,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,345.90 : 10,847,772.45 = 4,397,496.30 : x
  2. Step 2: Convert to fraction form
    7,242,345.90/10,847,772.45 = 4,397,496.30/x
  3. Step 3: Cross multiply
    7,242,345.90x = 10,847,772.45 × 4,397,496.30
  4. Step 4: Simplify right side
    7,242,345.90x = 47,703,039,212,116.93
  5. Step 5: Solve for x
    x = 47,703,039,212,116.93/7,242,345.90
  6. Step 6: Final answer
    x = 6,586,683.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.