Home / 9,758,453.84-13,466,745.36-5,407,612.80

Finding the Fourth Proportional to 9,758,453.84, 13,466,745.36 and 5,407,612.80

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Solution

The fourth proportional to 9,758,453.84, 13,466,745.36 and 5,407,612.80 is: 7,462,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,453.84 : 13,466,745.36 = 5,407,612.80 : x
  2. Step 2: Convert to fraction form
    9,758,453.84/13,466,745.36 = 5,407,612.80/x
  3. Step 3: Cross multiply
    9,758,453.84x = 13,466,745.36 × 5,407,612.80
  4. Step 4: Simplify right side
    9,758,453.84x = 72,822,944,583,076.61
  5. Step 5: Solve for x
    x = 72,822,944,583,076.61/9,758,453.84
  6. Step 6: Final answer
    x = 7,462,549.48

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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.