Home / 16,611,312.60-24,893,640.90-13,205,424.60

Finding the Fourth Proportional to 16,611,312.60, 24,893,640.90 and 13,205,424.60

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Solution

The fourth proportional to 16,611,312.60, 24,893,640.90 and 13,205,424.60 is: 19,789,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611,312.60 : 24,893,640.90 = 13,205,424.60 : x
  2. Step 2: Convert to fraction form
    16,611,312.60/24,893,640.90 = 13,205,424.60/x
  3. Step 3: Cross multiply
    16,611,312.60x = 24,893,640.90 × 13,205,424.60
  4. Step 4: Simplify right side
    16,611,312.60x = 328,731,097,924,426.12
  5. Step 5: Solve for x
    x = 328,731,097,924,426.12/16,611,312.60
  6. Step 6: Final answer
    x = 19,789,591.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.