Home / 7,172,461.60-10,758,692.40-2,684,154.40

Finding the Fourth Proportional to 7,172,461.60, 10,758,692.40 and 2,684,154.40

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Solution

The fourth proportional to 7,172,461.60, 10,758,692.40 and 2,684,154.40 is: 4,026,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172,461.60 : 10,758,692.40 = 2,684,154.40 : x
  2. Step 2: Convert to fraction form
    7,172,461.60/10,758,692.40 = 2,684,154.40/x
  3. Step 3: Cross multiply
    7,172,461.60x = 10,758,692.40 × 2,684,154.40
  4. Step 4: Simplify right side
    7,172,461.60x = 28,877,991,543,706.56
  5. Step 5: Solve for x
    x = 28,877,991,543,706.56/7,172,461.60
  6. Step 6: Final answer
    x = 4,026,231.60

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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.