Home / 5,095,913.32-7,032,651.34-2,920,818.78

Finding the Fourth Proportional to 5,095,913.32, 7,032,651.34 and 2,920,818.78

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Solution

The fourth proportional to 5,095,913.32, 7,032,651.34 and 2,920,818.78 is: 4,030,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095,913.32 : 7,032,651.34 = 2,920,818.78 : x
  2. Step 2: Convert to fraction form
    5,095,913.32/7,032,651.34 = 2,920,818.78/x
  3. Step 3: Cross multiply
    5,095,913.32x = 7,032,651.34 × 2,920,818.78
  4. Step 4: Simplify right side
    5,095,913.32x = 20,541,100,107,064.16
  5. Step 5: Solve for x
    x = 20,541,100,107,064.16/5,095,913.32
  6. Step 6: Final answer
    x = 4,030,896.68

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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.