Home / 27,164,756.55-40,742,705.44-7,991,029.47

Finding the Fourth Proportional to 27,164,756.55, 40,742,705.44 and 7,991,029.47

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Solution

The fourth proportional to 27,164,756.55, 40,742,705.44 and 7,991,029.47 is: 11,985,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164,756.55 : 40,742,705.44 = 7,991,029.47 : x
  2. Step 2: Convert to fraction form
    27,164,756.55/40,742,705.44 = 7,991,029.47/x
  3. Step 3: Cross multiply
    27,164,756.55x = 40,742,705.44 × 7,991,029.47
  4. Step 4: Simplify right side
    27,164,756.55x = 325,576,159,858,569.31
  5. Step 5: Solve for x
    x = 325,576,159,858,569.31/27,164,756.55
  6. Step 6: Final answer
    x = 11,985,241.22

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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.