Home / 14,611,087.68-20,163,171.11-8,730,402.56

Finding the Fourth Proportional to 14,611,087.68, 20,163,171.11 and 8,730,402.56

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Solution

The fourth proportional to 14,611,087.68, 20,163,171.11 and 8,730,402.56 is: 12,047,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611,087.68 : 20,163,171.11 = 8,730,402.56 : x
  2. Step 2: Convert to fraction form
    14,611,087.68/20,163,171.11 = 8,730,402.56/x
  3. Step 3: Cross multiply
    14,611,087.68x = 20,163,171.11 × 8,730,402.56
  4. Step 4: Simplify right side
    14,611,087.68x = 176,032,600,531,994.16
  5. Step 5: Solve for x
    x = 176,032,600,531,994.16/14,611,087.68
  6. Step 6: Final answer
    x = 12,047,877.91

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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.