Home / 21,257,952.44-29,334,102.98-11,838,031.77

Finding the Fourth Proportional to 21,257,952.44, 29,334,102.98 and 11,838,031.77

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Solution

The fourth proportional to 21,257,952.44, 29,334,102.98 and 11,838,031.77 is: 16,335,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,257,952.44 : 29,334,102.98 = 11,838,031.77 : x
  2. Step 2: Convert to fraction form
    21,257,952.44/29,334,102.98 = 11,838,031.77/x
  3. Step 3: Cross multiply
    21,257,952.44x = 29,334,102.98 × 11,838,031.77
  4. Step 4: Simplify right side
    21,257,952.44x = 347,258,042,962,501.50
  5. Step 5: Solve for x
    x = 347,258,042,962,501.50/21,257,952.44
  6. Step 6: Final answer
    x = 16,335,441.71

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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.