Home / 12,015,073.44-16,580,459.60-7,053,435.12

Finding the Fourth Proportional to 12,015,073.44, 16,580,459.60 and 7,053,435.12

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Solution

The fourth proportional to 12,015,073.44, 16,580,459.60 and 7,053,435.12 is: 9,733,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015,073.44 : 16,580,459.60 = 7,053,435.12 : x
  2. Step 2: Convert to fraction form
    12,015,073.44/16,580,459.60 = 7,053,435.12/x
  3. Step 3: Cross multiply
    12,015,073.44x = 16,580,459.60 × 7,053,435.12
  4. Step 4: Simplify right side
    12,015,073.44x = 116,949,196,048,381.16
  5. Step 5: Solve for x
    x = 116,949,196,048,381.16/12,015,073.44
  6. Step 6: Final answer
    x = 9,733,539.84

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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.