Home / 5,188,718.34-7,159,960.08-2,896,457.22

Finding the Fourth Proportional to 5,188,718.34, 7,159,960.08 and 2,896,457.22

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Solution

The fourth proportional to 5,188,718.34, 7,159,960.08 and 2,896,457.22 is: 3,996,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,718.34 : 7,159,960.08 = 2,896,457.22 : x
  2. Step 2: Convert to fraction form
    5,188,718.34/7,159,960.08 = 2,896,457.22/x
  3. Step 3: Cross multiply
    5,188,718.34x = 7,159,960.08 × 2,896,457.22
  4. Step 4: Simplify right side
    5,188,718.34x = 20,738,518,068,627.78
  5. Step 5: Solve for x
    x = 20,738,518,068,627.78/5,188,718.34
  6. Step 6: Final answer
    x = 3,996,847.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.