Home / 9,748,326.50-13,453,110.85-5,397,412.78

Finding the Fourth Proportional to 9,748,326.50, 13,453,110.85 and 5,397,412.78

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Solution

The fourth proportional to 9,748,326.50, 13,453,110.85 and 5,397,412.78 is: 7,448,662.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748,326.50 : 13,453,110.85 = 5,397,412.78 : x
  2. Step 2: Convert to fraction form
    9,748,326.50/13,453,110.85 = 5,397,412.78/x
  3. Step 3: Cross multiply
    9,748,326.50x = 13,453,110.85 × 5,397,412.78
  4. Step 4: Simplify right side
    9,748,326.50x = 72,611,992,432,546.67
  5. Step 5: Solve for x
    x = 72,611,992,432,546.67/9,748,326.50
  6. Step 6: Final answer
    x = 7,448,662.34

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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.