Home / 5,420,433.32-8,140,759.40-4,772,239.32

Finding the Fourth Proportional to 5,420,433.32, 8,140,759.40 and 4,772,239.32

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Solution

The fourth proportional to 5,420,433.32, 8,140,759.40 and 4,772,239.32 is: 7,167,259.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,433.32 : 8,140,759.40 = 4,772,239.32 : x
  2. Step 2: Convert to fraction form
    5,420,433.32/8,140,759.40 = 4,772,239.32/x
  3. Step 3: Cross multiply
    5,420,433.32x = 8,140,759.40 × 4,772,239.32
  4. Step 4: Simplify right side
    5,420,433.32x = 38,849,652,103,339.61
  5. Step 5: Solve for x
    x = 38,849,652,103,339.61/5,420,433.32
  6. Step 6: Final answer
    x = 7,167,259.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.