Home / 16,005,695.42-22,089,962.31-9,128,601.02

Finding the Fourth Proportional to 16,005,695.42, 22,089,962.31 and 9,128,601.02

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Solution

The fourth proportional to 16,005,695.42, 22,089,962.31 and 9,128,601.02 is: 12,598,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,695.42 : 22,089,962.31 = 9,128,601.02 : x
  2. Step 2: Convert to fraction form
    16,005,695.42/22,089,962.31 = 9,128,601.02/x
  3. Step 3: Cross multiply
    16,005,695.42x = 22,089,962.31 × 9,128,601.02
  4. Step 4: Simplify right side
    16,005,695.42x = 201,650,452,474,827.53
  5. Step 5: Solve for x
    x = 201,650,452,474,827.53/16,005,695.42
  6. Step 6: Final answer
    x = 12,598,668.61

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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.