Home / 9,858,172.55-14,774,040.90-7,672,381.52

Finding the Fourth Proportional to 9,858,172.55, 14,774,040.90 and 7,672,381.52

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Solution

The fourth proportional to 9,858,172.55, 14,774,040.90 and 7,672,381.52 is: 11,498,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858,172.55 : 14,774,040.90 = 7,672,381.52 : x
  2. Step 2: Convert to fraction form
    9,858,172.55/14,774,040.90 = 7,672,381.52/x
  3. Step 3: Cross multiply
    9,858,172.55x = 14,774,040.90 × 7,672,381.52
  4. Step 4: Simplify right side
    9,858,172.55x = 113,352,078,303,013.97
  5. Step 5: Solve for x
    x = 113,352,078,303,013.97/9,858,172.55
  6. Step 6: Final answer
    x = 11,498,285.08

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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.