Home / 10,379,664.10-15,570,984.15-3,191,801.70

Finding the Fourth Proportional to 10,379,664.10, 15,570,984.15 and 3,191,801.70

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Solution

The fourth proportional to 10,379,664.10, 15,570,984.15 and 3,191,801.70 is: 4,788,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379,664.10 : 15,570,984.15 = 3,191,801.70 : x
  2. Step 2: Convert to fraction form
    10,379,664.10/15,570,984.15 = 3,191,801.70/x
  3. Step 3: Cross multiply
    10,379,664.10x = 15,570,984.15 × 3,191,801.70
  4. Step 4: Simplify right side
    10,379,664.10x = 49,699,493,680,643.06
  5. Step 5: Solve for x
    x = 49,699,493,680,643.06/10,379,664.10
  6. Step 6: Final answer
    x = 4,788,160.12

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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.