Home / 21,353,370-29,466,460.44-12,062,846.16

Finding the Fourth Proportional to 21,353,370, 29,466,460.44 and 12,062,846.16

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Solution

The fourth proportional to 21,353,370, 29,466,460.44 and 12,062,846.16 is: 16,646,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,370 : 29,466,460.44 = 12,062,846.16 : x
  2. Step 2: Convert to fraction form
    21,353,370/29,466,460.44 = 12,062,846.16/x
  3. Step 3: Cross multiply
    21,353,370x = 29,466,460.44 × 12,062,846.16
  4. Step 4: Simplify right side
    21,353,370x = 355,449,379,167,445.94
  5. Step 5: Solve for x
    x = 355,449,379,167,445.94/21,353,370
  6. Step 6: Final answer
    x = 16,646,055.36

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1.5x scale

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.