Home / 4,927,684.70-7,388,319.45-4,423,799.90

Finding the Fourth Proportional to 4,927,684.70, 7,388,319.45 and 4,423,799.90

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Solution

The fourth proportional to 4,927,684.70, 7,388,319.45 and 4,423,799.90 is: 6,632,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927,684.70 : 7,388,319.45 = 4,423,799.90 : x
  2. Step 2: Convert to fraction form
    4,927,684.70/7,388,319.45 = 4,423,799.90/x
  3. Step 3: Cross multiply
    4,927,684.70x = 7,388,319.45 × 4,423,799.90
  4. Step 4: Simplify right side
    4,927,684.70x = 32,684,446,844,078.06
  5. Step 5: Solve for x
    x = 32,684,446,844,078.06/4,927,684.70
  6. Step 6: Final answer
    x = 6,632,820.25

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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.