Home / 27,129,746.10-40,694,619.15-9,178,850.10

Finding the Fourth Proportional to 27,129,746.10, 40,694,619.15 and 9,178,850.10

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Solution

The fourth proportional to 27,129,746.10, 40,694,619.15 and 9,178,850.10 is: 13,768,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,746.10 : 40,694,619.15 = 9,178,850.10 : x
  2. Step 2: Convert to fraction form
    27,129,746.10/40,694,619.15 = 9,178,850.10/x
  3. Step 3: Cross multiply
    27,129,746.10x = 40,694,619.15 × 9,178,850.10
  4. Step 4: Simplify right side
    27,129,746.10x = 373,529,809,054,439.38
  5. Step 5: Solve for x
    x = 373,529,809,054,439.38/27,129,746.10
  6. Step 6: Final answer
    x = 13,768,275.15

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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.