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Finding the Third Proportional to 7,962,041.81 and 12,009,037.22

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Solution

The third proportional to 7,962,041.81 and 12,009,037.22 is: 18,113,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,041.81 : 12,009,037.22 = 12,009,037.22 : x
  2. Step 2: Convert to fraction form
    7,962,041.81/12,009,037.22 = 12,009,037.22/x
  3. Step 3: Cross multiply
    7,962,041.81x = 12,009,037.22 × 12,009,037.22
  4. Step 4: Simplify right side
    7,962,041.81x = 144,216,974,921,322.75
  5. Step 5: Solve for x
    x = 144,216,974,921,322.75/7,962,041.81
  6. Step 6: Final answer
    x = 18,113,064.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.