Home / 9,869,961.80-14,804,942.70-8,311,068.20

Finding the Fourth Proportional to 9,869,961.80, 14,804,942.70 and 8,311,068.20

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Solution

The fourth proportional to 9,869,961.80, 14,804,942.70 and 8,311,068.20 is: 12,466,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,961.80 : 14,804,942.70 = 8,311,068.20 : x
  2. Step 2: Convert to fraction form
    9,869,961.80/14,804,942.70 = 8,311,068.20/x
  3. Step 3: Cross multiply
    9,869,961.80x = 14,804,942.70 × 8,311,068.20
  4. Step 4: Simplify right side
    9,869,961.80x = 123,044,888,476,792.14
  5. Step 5: Solve for x
    x = 123,044,888,476,792.14/9,869,961.80
  6. Step 6: Final answer
    x = 12,466,602.30

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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.