Home / 13,591,803.19-18,752,466.18-7,710,469.33

Finding the Fourth Proportional to 13,591,803.19, 18,752,466.18 and 7,710,469.33

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Solution

The fourth proportional to 13,591,803.19, 18,752,466.18 and 7,710,469.33 is: 10,638,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,803.19 : 18,752,466.18 = 7,710,469.33 : x
  2. Step 2: Convert to fraction form
    13,591,803.19/18,752,466.18 = 7,710,469.33/x
  3. Step 3: Cross multiply
    13,591,803.19x = 18,752,466.18 × 7,710,469.33
  4. Step 4: Simplify right side
    13,591,803.19x = 144,590,315,342,752.25
  5. Step 5: Solve for x
    x = 144,590,315,342,752.25/13,591,803.19
  6. Step 6: Final answer
    x = 10,638,052.46

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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.