Home / 9,237,540.32-12,747,288.80-5,107,330.88

Finding the Fourth Proportional to 9,237,540.32, 12,747,288.80 and 5,107,330.88

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Solution

The fourth proportional to 9,237,540.32, 12,747,288.80 and 5,107,330.88 is: 7,047,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,540.32 : 12,747,288.80 = 5,107,330.88 : x
  2. Step 2: Convert to fraction form
    9,237,540.32/12,747,288.80 = 5,107,330.88/x
  3. Step 3: Cross multiply
    9,237,540.32x = 12,747,288.80 × 5,107,330.88
  4. Step 4: Simplify right side
    9,237,540.32x = 65,104,621,724,518.15
  5. Step 5: Solve for x
    x = 65,104,621,724,518.15/9,237,540.32
  6. Step 6: Final answer
    x = 7,047,830.86

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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.