Home / 21,562,314.66-29,758,603.50-12,272,143.50

Finding the Fourth Proportional to 21,562,314.66, 29,758,603.50 and 12,272,143.50

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Solution

The fourth proportional to 21,562,314.66, 29,758,603.50 and 12,272,143.50 is: 16,937,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,314.66 : 29,758,603.50 = 12,272,143.50 : x
  2. Step 2: Convert to fraction form
    21,562,314.66/29,758,603.50 = 12,272,143.50/x
  3. Step 3: Cross multiply
    21,562,314.66x = 29,758,603.50 × 12,272,143.50
  4. Step 4: Simplify right side
    21,562,314.66x = 365,201,852,511,602.25
  5. Step 5: Solve for x
    x = 365,201,852,511,602.25/21,562,314.66
  6. Step 6: Final answer
    x = 16,937,043.09

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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.