Home / 9,158,865.86-13,738,784.79-2,768,955.14

Finding the Fourth Proportional to 9,158,865.86, 13,738,784.79 and 2,768,955.14

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Solution

The fourth proportional to 9,158,865.86, 13,738,784.79 and 2,768,955.14 is: 4,153,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158,865.86 : 13,738,784.79 = 2,768,955.14 : x
  2. Step 2: Convert to fraction form
    9,158,865.86/13,738,784.79 = 2,768,955.14/x
  3. Step 3: Cross multiply
    9,158,865.86x = 13,738,784.79 × 2,768,955.14
  4. Step 4: Simplify right side
    9,158,865.86x = 38,042,078,761,624.32
  5. Step 5: Solve for x
    x = 38,042,078,761,624.32/9,158,865.86
  6. Step 6: Final answer
    x = 4,153,579.64

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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.