Home / 7,761,633.84-10,633,476.31-7,470,729.87

Finding the Fourth Proportional to 7,761,633.84, 10,633,476.31 and 7,470,729.87

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Solution

The fourth proportional to 7,761,633.84, 10,633,476.31 and 7,470,729.87 is: 10,234,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761,633.84 : 10,633,476.31 = 7,470,729.87 : x
  2. Step 2: Convert to fraction form
    7,761,633.84/10,633,476.31 = 7,470,729.87/x
  3. Step 3: Cross multiply
    7,761,633.84x = 10,633,476.31 × 7,470,729.87
  4. Step 4: Simplify right side
    7,761,633.84x = 79,439,829,072,377.55
  5. Step 5: Solve for x
    x = 79,439,829,072,377.55/7,761,633.84
  6. Step 6: Final answer
    x = 10,234,936.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.