Home / 14,772,163.60-20,385,507.84-8,578,733.20

Finding the Fourth Proportional to 14,772,163.60, 20,385,507.84 and 8,578,733.20

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Solution

The fourth proportional to 14,772,163.60, 20,385,507.84 and 8,578,733.20 is: 11,838,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772,163.60 : 20,385,507.84 = 8,578,733.20 : x
  2. Step 2: Convert to fraction form
    14,772,163.60/20,385,507.84 = 8,578,733.20/x
  3. Step 3: Cross multiply
    14,772,163.60x = 20,385,507.84 × 8,578,733.20
  4. Step 4: Simplify right side
    14,772,163.60x = 174,881,832,905,868.28
  5. Step 5: Solve for x
    x = 174,881,832,905,868.28/14,772,163.60
  6. Step 6: Final answer
    x = 11,838,606.56

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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.