Home / 7,865,617.92-10,854,570.48-4,380,928.68

Finding the Fourth Proportional to 7,865,617.92, 10,854,570.48 and 4,380,928.68

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Solution

The fourth proportional to 7,865,617.92, 10,854,570.48 and 4,380,928.68 is: 6,045,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,617.92 : 10,854,570.48 = 4,380,928.68 : x
  2. Step 2: Convert to fraction form
    7,865,617.92/10,854,570.48 = 4,380,928.68/x
  3. Step 3: Cross multiply
    7,865,617.92x = 10,854,570.48 × 4,380,928.68
  4. Step 4: Simplify right side
    7,865,617.92x = 47,553,099,124,913.37
  5. Step 5: Solve for x
    x = 47,553,099,124,913.37/7,865,617.92
  6. Step 6: Final answer
    x = 6,045,691.46

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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.