Home / 9,880,761.60-14,821,142.40-8,201,145.60

Finding the Fourth Proportional to 9,880,761.60, 14,821,142.40 and 8,201,145.60

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Solution

The fourth proportional to 9,880,761.60, 14,821,142.40 and 8,201,145.60 is: 12,301,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,761.60 : 14,821,142.40 = 8,201,145.60 : x
  2. Step 2: Convert to fraction form
    9,880,761.60/14,821,142.40 = 8,201,145.60/x
  3. Step 3: Cross multiply
    9,880,761.60x = 14,821,142.40 × 8,201,145.60
  4. Step 4: Simplify right side
    9,880,761.60x = 121,550,346,780,733.44
  5. Step 5: Solve for x
    x = 121,550,346,780,733.44/9,880,761.60
  6. Step 6: Final answer
    x = 12,301,718.40

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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.