Home / 65,080,861.32-89,811,340.08-35,712,684.84

Finding the Fourth Proportional to 65,080,861.32, 89,811,340.08 and 35,712,684.84

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Solution

The fourth proportional to 65,080,861.32, 89,811,340.08 and 35,712,684.84 is: 49,283,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,080,861.32 : 89,811,340.08 = 35,712,684.84 : x
  2. Step 2: Convert to fraction form
    65,080,861.32/89,811,340.08 = 35,712,684.84/x
  3. Step 3: Cross multiply
    65,080,861.32x = 89,811,340.08 × 35,712,684.84
  4. Step 4: Simplify right side
    65,080,861.32x = 3,207,404,083,335,100.50
  5. Step 5: Solve for x
    x = 3,207,404,083,335,100.50/65,080,861.32
  6. Step 6: Final answer
    x = 49,283,368.69

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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.