Home / 46,719,941.20-70,079,255.70-21,160,909.60

Finding the Fourth Proportional to 46,719,941.20, 70,079,255.70 and 21,160,909.60

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Solution

The fourth proportional to 46,719,941.20, 70,079,255.70 and 21,160,909.60 is: 31,741,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,719,941.20 : 70,079,255.70 = 21,160,909.60 : x
  2. Step 2: Convert to fraction form
    46,719,941.20/70,079,255.70 = 21,160,909.60/x
  3. Step 3: Cross multiply
    46,719,941.20x = 70,079,255.70 × 21,160,909.60
  4. Step 4: Simplify right side
    46,719,941.20x = 1,482,940,794,702,985
  5. Step 5: Solve for x
    x = 1,482,940,794,702,985/46,719,941.20
  6. Step 6: Final answer
    x = 31,741,067.23

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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.