Home / 7,708,221.72-11,563,790.85-3,097,566.89

Finding the Fourth Proportional to 7,708,221.72, 11,563,790.85 and 3,097,566.89

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Solution

The fourth proportional to 7,708,221.72, 11,563,790.85 and 3,097,566.89 is: 4,646,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,221.72 : 11,563,790.85 = 3,097,566.89 : x
  2. Step 2: Convert to fraction form
    7,708,221.72/11,563,790.85 = 3,097,566.89/x
  3. Step 3: Cross multiply
    7,708,221.72x = 11,563,790.85 × 3,097,566.89
  4. Step 4: Simplify right side
    7,708,221.72x = 35,819,615,602,026
  5. Step 5: Solve for x
    x = 35,819,615,602,026/7,708,221.72
  6. Step 6: Final answer
    x = 4,646,936.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.