Home / 7,657,868.80-10,567,835.84-4,220,108.80

Finding the Fourth Proportional to 7,657,868.80, 10,567,835.84 and 4,220,108.80

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Solution

The fourth proportional to 7,657,868.80, 10,567,835.84 and 4,220,108.80 is: 5,823,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,868.80 : 10,567,835.84 = 4,220,108.80 : x
  2. Step 2: Convert to fraction form
    7,657,868.80/10,567,835.84 = 4,220,108.80/x
  3. Step 3: Cross multiply
    7,657,868.80x = 10,567,835.84 × 4,220,108.80
  4. Step 4: Simplify right side
    7,657,868.80x = 44,597,417,025,339.39
  5. Step 5: Solve for x
    x = 44,597,417,025,339.39/7,657,868.80
  6. Step 6: Final answer
    x = 5,823,737.41

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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.