Home / 9,270,090.70-13,911,040.95-5,431,905.70

Finding the Fourth Proportional to 9,270,090.70, 13,911,040.95 and 5,431,905.70

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Solution

The fourth proportional to 9,270,090.70, 13,911,040.95 and 5,431,905.70 is: 8,151,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270,090.70 : 13,911,040.95 = 5,431,905.70 : x
  2. Step 2: Convert to fraction form
    9,270,090.70/13,911,040.95 = 5,431,905.70/x
  3. Step 3: Cross multiply
    9,270,090.70x = 13,911,040.95 × 5,431,905.70
  4. Step 4: Simplify right side
    9,270,090.70x = 75,563,462,629,238.41
  5. Step 5: Solve for x
    x = 75,563,462,629,238.41/9,270,090.70
  6. Step 6: Final answer
    x = 8,151,318.59

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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.