Home / 12,655,190.58-17,464,157.46-6,853,972.20

Finding the Fourth Proportional to 12,655,190.58, 17,464,157.46 and 6,853,972.20

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Solution

The fourth proportional to 12,655,190.58, 17,464,157.46 and 6,853,972.20 is: 9,458,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655,190.58 : 17,464,157.46 = 6,853,972.20 : x
  2. Step 2: Convert to fraction form
    12,655,190.58/17,464,157.46 = 6,853,972.20/x
  3. Step 3: Cross multiply
    12,655,190.58x = 17,464,157.46 × 6,853,972.20
  4. Step 4: Simplify right side
    12,655,190.58x = 119,698,849,727,262.62
  5. Step 5: Solve for x
    x = 119,698,849,727,262.62/12,655,190.58
  6. Step 6: Final answer
    x = 9,458,478.64

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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.