Home / 9,505,685.09-13,117,848.95-5,154,770.24

Finding the Fourth Proportional to 9,505,685.09, 13,117,848.95 and 5,154,770.24

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Solution

The fourth proportional to 9,505,685.09, 13,117,848.95 and 5,154,770.24 is: 7,113,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,685.09 : 13,117,848.95 = 5,154,770.24 : x
  2. Step 2: Convert to fraction form
    9,505,685.09/13,117,848.95 = 5,154,770.24/x
  3. Step 3: Cross multiply
    9,505,685.09x = 13,117,848.95 × 5,154,770.24
  4. Step 4: Simplify right side
    9,505,685.09x = 67,619,497,376,764.86
  5. Step 5: Solve for x
    x = 67,619,497,376,764.86/9,505,685.09
  6. Step 6: Final answer
    x = 7,113,584.85

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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.