Home / 13,738,821.32-20,610,608.48-4,640,985.16

Finding the Fourth Proportional to 13,738,821.32, 20,610,608.48 and 4,640,985.16

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Solution

The fourth proportional to 13,738,821.32, 20,610,608.48 and 4,640,985.16 is: 6,962,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,821.32 : 20,610,608.48 = 4,640,985.16 : x
  2. Step 2: Convert to fraction form
    13,738,821.32/20,610,608.48 = 4,640,985.16/x
  3. Step 3: Cross multiply
    13,738,821.32x = 20,610,608.48 × 4,640,985.16
  4. Step 4: Simplify right side
    13,738,821.32x = 95,653,528,094,250.16
  5. Step 5: Solve for x
    x = 95,653,528,094,250.16/13,738,821.32
  6. Step 6: Final answer
    x = 6,962,280.52

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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.