Home / 21,632,334.95-29,847,849.67-12,807,404.23

Finding the Fourth Proportional to 21,632,334.95, 29,847,849.67 and 12,807,404.23

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Solution

The fourth proportional to 21,632,334.95, 29,847,849.67 and 12,807,404.23 is: 17,671,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632,334.95 : 29,847,849.67 = 12,807,404.23 : x
  2. Step 2: Convert to fraction form
    21,632,334.95/29,847,849.67 = 12,807,404.23/x
  3. Step 3: Cross multiply
    21,632,334.95x = 29,847,849.67 × 12,807,404.23
  4. Step 4: Simplify right side
    21,632,334.95x = 382,273,476,055,925.06
  5. Step 5: Solve for x
    x = 382,273,476,055,925.06/21,632,334.95
  6. Step 6: Final answer
    x = 17,671,392.25

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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.