Home / 9,736,777.68-13,436,587.20-5,385,860.64

Finding the Fourth Proportional to 9,736,777.68, 13,436,587.20 and 5,385,860.64

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Solution

The fourth proportional to 9,736,777.68, 13,436,587.20 and 5,385,860.64 is: 7,432,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736,777.68 : 13,436,587.20 = 5,385,860.64 : x
  2. Step 2: Convert to fraction form
    9,736,777.68/13,436,587.20 = 5,385,860.64/x
  3. Step 3: Cross multiply
    9,736,777.68x = 13,436,587.20 × 5,385,860.64
  4. Step 4: Simplify right side
    9,736,777.68x = 72,367,586,136,407.80
  5. Step 5: Solve for x
    x = 72,367,586,136,407.80/9,736,777.68
  6. Step 6: Final answer
    x = 7,432,395.86

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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.