Home / 7,576,657.04-10,455,655.56-4,138,809.68

Finding the Fourth Proportional to 7,576,657.04, 10,455,655.56 and 4,138,809.68

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Solution

The fourth proportional to 7,576,657.04, 10,455,655.56 and 4,138,809.68 is: 5,711,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576,657.04 : 10,455,655.56 = 4,138,809.68 : x
  2. Step 2: Convert to fraction form
    7,576,657.04/10,455,655.56 = 4,138,809.68/x
  3. Step 3: Cross multiply
    7,576,657.04x = 10,455,655.56 × 4,138,809.68
  4. Step 4: Simplify right side
    7,576,657.04x = 43,273,968,442,473.83
  5. Step 5: Solve for x
    x = 43,273,968,442,473.83/7,576,657.04
  6. Step 6: Final answer
    x = 5,711,485.71

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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.