Home / 15,602,704.79-21,533,551.31-9,076,609.31

Finding the Fourth Proportional to 15,602,704.79, 21,533,551.31 and 9,076,609.31

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Solution

The fourth proportional to 15,602,704.79, 21,533,551.31 and 9,076,609.31 is: 12,526,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602,704.79 : 21,533,551.31 = 9,076,609.31 : x
  2. Step 2: Convert to fraction form
    15,602,704.79/21,533,551.31 = 9,076,609.31/x
  3. Step 3: Cross multiply
    15,602,704.79x = 21,533,551.31 × 9,076,609.31
  4. Step 4: Simplify right side
    15,602,704.79x = 195,451,632,212,732.47
  5. Step 5: Solve for x
    x = 195,451,632,212,732.47/15,602,704.79
  6. Step 6: Final answer
    x = 12,526,778.84

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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.