Home / 7,767,270.88-10,723,431.36-6,905,450.72

Finding the Fourth Proportional to 7,767,270.88, 10,723,431.36 and 6,905,450.72

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Solution

The fourth proportional to 7,767,270.88, 10,723,431.36 and 6,905,450.72 is: 9,533,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,270.88 : 10,723,431.36 = 6,905,450.72 : x
  2. Step 2: Convert to fraction form
    7,767,270.88/10,723,431.36 = 6,905,450.72/x
  3. Step 3: Cross multiply
    7,767,270.88x = 10,723,431.36 × 6,905,450.72
  4. Step 4: Simplify right side
    7,767,270.88x = 74,050,126,805,782.58
  5. Step 5: Solve for x
    x = 74,050,126,805,782.58/7,767,270.88
  6. Step 6: Final answer
    x = 9,533,609.42

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1.5x scale

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.