Home / 9,245,619.68-12,759,330.87-5,115,583.58

Finding the Fourth Proportional to 9,245,619.68, 12,759,330.87 and 5,115,583.58

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Solution

The fourth proportional to 9,245,619.68, 12,759,330.87 and 5,115,583.58 is: 7,059,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245,619.68 : 12,759,330.87 = 5,115,583.58 : x
  2. Step 2: Convert to fraction form
    9,245,619.68/12,759,330.87 = 5,115,583.58/x
  3. Step 3: Cross multiply
    9,245,619.68x = 12,759,330.87 × 5,115,583.58
  4. Step 4: Simplify right side
    9,245,619.68x = 65,271,423,426,562.46
  5. Step 5: Solve for x
    x = 65,271,423,426,562.46/9,245,619.68
  6. Step 6: Final answer
    x = 7,059,713.22

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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.