Home / 7,476,402.87-10,317,445.17-4,038,643.90

Finding the Fourth Proportional to 7,476,402.87, 10,317,445.17 and 4,038,643.90

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Solution

The fourth proportional to 7,476,402.87, 10,317,445.17 and 4,038,643.90 is: 5,573,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,402.87 : 10,317,445.17 = 4,038,643.90 : x
  2. Step 2: Convert to fraction form
    7,476,402.87/10,317,445.17 = 4,038,643.90/x
  3. Step 3: Cross multiply
    7,476,402.87x = 10,317,445.17 × 4,038,643.90
  4. Step 4: Simplify right side
    7,476,402.87x = 41,668,486,997,156.85
  5. Step 5: Solve for x
    x = 41,668,486,997,156.85/7,476,402.87
  6. Step 6: Final answer
    x = 5,573,333.56

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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.