Home / 7,105,985.60-9,809,462.56-4,531,127.36

Finding the Fourth Proportional to 7,105,985.60, 9,809,462.56 and 4,531,127.36

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Solution

The fourth proportional to 7,105,985.60, 9,809,462.56 and 4,531,127.36 is: 6,254,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,985.60 : 9,809,462.56 = 4,531,127.36 : x
  2. Step 2: Convert to fraction form
    7,105,985.60/9,809,462.56 = 4,531,127.36/x
  3. Step 3: Cross multiply
    7,105,985.60x = 9,809,462.56 × 4,531,127.36
  4. Step 4: Simplify right side
    7,105,985.60x = 44,447,924,192,511.65
  5. Step 5: Solve for x
    x = 44,447,924,192,511.65/7,105,985.60
  6. Step 6: Final answer
    x = 6,254,997.79

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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.