Home / 21,686,408.40-32,539,541.76-9,394,130.28

Finding the Fourth Proportional to 21,686,408.40, 32,539,541.76 and 9,394,130.28

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Solution

The fourth proportional to 21,686,408.40, 32,539,541.76 and 9,394,130.28 is: 14,095,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,686,408.40 : 32,539,541.76 = 9,394,130.28 : x
  2. Step 2: Convert to fraction form
    21,686,408.40/32,539,541.76 = 9,394,130.28/x
  3. Step 3: Cross multiply
    21,686,408.40x = 32,539,541.76 × 9,394,130.28
  4. Step 4: Simplify right side
    21,686,408.40x = 305,680,694,544,940.50
  5. Step 5: Solve for x
    x = 305,680,694,544,940.50/21,686,408.40
  6. Step 6: Final answer
    x = 14,095,496.54

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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.