Home / 65,781,025.84-90,776,716.32-36,411,728.32

Finding the Fourth Proportional to 65,781,025.84, 90,776,716.32 and 36,411,728.32

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Solution

The fourth proportional to 65,781,025.84, 90,776,716.32 and 36,411,728.32 is: 50,247,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,781,025.84 : 90,776,716.32 = 36,411,728.32 : x
  2. Step 2: Convert to fraction form
    65,781,025.84/90,776,716.32 = 36,411,728.32/x
  3. Step 3: Cross multiply
    65,781,025.84x = 90,776,716.32 × 36,411,728.32
  4. Step 4: Simplify right side
    65,781,025.84x = 3,305,337,132,425,550
  5. Step 5: Solve for x
    x = 3,305,337,132,425,550/65,781,025.84
  6. Step 6: Final answer
    x = 50,247,576.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.