Home / 35,787,836.16-49,388,611.92-20,319,360

Finding the Fourth Proportional to 35,787,836.16, 49,388,611.92 and 20,319,360

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Solution

The fourth proportional to 35,787,836.16, 49,388,611.92 and 20,319,360 is: 28,041,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787,836.16 : 49,388,611.92 = 20,319,360 : x
  2. Step 2: Convert to fraction form
    35,787,836.16/49,388,611.92 = 20,319,360/x
  3. Step 3: Cross multiply
    35,787,836.16x = 49,388,611.92 × 20,319,360
  4. Step 4: Simplify right side
    35,787,836.16x = 1,003,544,985,502,771.25
  5. Step 5: Solve for x
    x = 1,003,544,985,502,771.25/35,787,836.16
  6. Step 6: Final answer
    x = 28,041,510.56

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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.