Home / 6,642,913.77-9,166,110.90-3,702,088.58

Finding the Fourth Proportional to 6,642,913.77, 9,166,110.90 and 3,702,088.58

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Solution

The fourth proportional to 6,642,913.77, 9,166,110.90 and 3,702,088.58 is: 5,108,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,913.77 : 9,166,110.90 = 3,702,088.58 : x
  2. Step 2: Convert to fraction form
    6,642,913.77/9,166,110.90 = 3,702,088.58/x
  3. Step 3: Cross multiply
    6,642,913.77x = 9,166,110.90 × 3,702,088.58
  4. Step 4: Simplify right side
    6,642,913.77x = 33,933,754,440,072.97
  5. Step 5: Solve for x
    x = 33,933,754,440,072.97/6,642,913.77
  6. Step 6: Final answer
    x = 5,108,263.57

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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.