Home / 7,865,725.15-10,854,533.39-4,381,053.21

Finding the Fourth Proportional to 7,865,725.15, 10,854,533.39 and 4,381,053.21

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Solution

The fourth proportional to 7,865,725.15, 10,854,533.39 and 4,381,053.21 is: 6,045,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,725.15 : 10,854,533.39 = 4,381,053.21 : x
  2. Step 2: Convert to fraction form
    7,865,725.15/10,854,533.39 = 4,381,053.21/x
  3. Step 3: Cross multiply
    7,865,725.15x = 10,854,533.39 × 4,381,053.21
  4. Step 4: Simplify right side
    7,865,725.15x = 47,554,288,329,406.41
  5. Step 5: Solve for x
    x = 47,554,288,329,406.41/7,865,725.15
  6. Step 6: Final answer
    x = 6,045,760.23

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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.