Home / 7,521,990.68-10,380,056.08-4,084,153.04

Finding the Fourth Proportional to 7,521,990.68, 10,380,056.08 and 4,084,153.04

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Solution

The fourth proportional to 7,521,990.68, 10,380,056.08 and 4,084,153.04 is: 5,635,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,990.68 : 10,380,056.08 = 4,084,153.04 : x
  2. Step 2: Convert to fraction form
    7,521,990.68/10,380,056.08 = 4,084,153.04/x
  3. Step 3: Cross multiply
    7,521,990.68x = 10,380,056.08 × 4,084,153.04
  4. Step 4: Simplify right side
    7,521,990.68x = 42,393,737,594,502.48
  5. Step 5: Solve for x
    x = 42,393,737,594,502.48/7,521,990.68
  6. Step 6: Final answer
    x = 5,635,973.16

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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.