Home / 12,848,770.86-17,731,800.15-7,047,797.10

Finding the Fourth Proportional to 12,848,770.86, 17,731,800.15 and 7,047,797.10

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Solution

The fourth proportional to 12,848,770.86, 17,731,800.15 and 7,047,797.10 is: 9,726,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,770.86 : 17,731,800.15 = 7,047,797.10 : x
  2. Step 2: Convert to fraction form
    12,848,770.86/17,731,800.15 = 7,047,797.10/x
  3. Step 3: Cross multiply
    12,848,770.86x = 17,731,800.15 × 7,047,797.10
  4. Step 4: Simplify right side
    12,848,770.86x = 124,970,129,674,949.55
  5. Step 5: Solve for x
    x = 124,970,129,674,949.55/12,848,770.86
  6. Step 6: Final answer
    x = 9,726,232.26

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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.