Home / 7,159,264.56-9,880,110.44-4,219,205.74

Finding the Fourth Proportional to 7,159,264.56, 9,880,110.44 and 4,219,205.74

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Solution

The fourth proportional to 7,159,264.56, 9,880,110.44 and 4,219,205.74 is: 5,822,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159,264.56 : 9,880,110.44 = 4,219,205.74 : x
  2. Step 2: Convert to fraction form
    7,159,264.56/9,880,110.44 = 4,219,205.74/x
  3. Step 3: Cross multiply
    7,159,264.56x = 9,880,110.44 × 4,219,205.74
  4. Step 4: Simplify right side
    7,159,264.56x = 41,686,218,659,185.90
  5. Step 5: Solve for x
    x = 41,686,218,659,185.90/7,159,264.56
  6. Step 6: Final answer
    x = 5,822,695.66

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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.