Home / 8,109,720.70-11,190,210.67-4,925,491.10

Finding the Fourth Proportional to 8,109,720.70, 11,190,210.67 and 4,925,491.10

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Solution

The fourth proportional to 8,109,720.70, 11,190,210.67 and 4,925,491.10 is: 6,796,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,720.70 : 11,190,210.67 = 4,925,491.10 : x
  2. Step 2: Convert to fraction form
    8,109,720.70/11,190,210.67 = 4,925,491.10/x
  3. Step 3: Cross multiply
    8,109,720.70x = 11,190,210.67 × 4,925,491.10
  4. Step 4: Simplify right side
    8,109,720.70x = 55,117,283,004,728.30
  5. Step 5: Solve for x
    x = 55,117,283,004,728.30/8,109,720.70
  6. Step 6: Final answer
    x = 6,796,446.52

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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.