Home / 21,263,828.20-31,927,235.10-16,476,922.60

Finding the Fourth Proportional to 21,263,828.20, 31,927,235.10 and 16,476,922.60

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Solution

The fourth proportional to 21,263,828.20, 31,927,235.10 and 16,476,922.60 is: 24,739,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,263,828.20 : 31,927,235.10 = 16,476,922.60 : x
  2. Step 2: Convert to fraction form
    21,263,828.20/31,927,235.10 = 16,476,922.60/x
  3. Step 3: Cross multiply
    21,263,828.20x = 31,927,235.10 × 16,476,922.60
  4. Step 4: Simplify right side
    21,263,828.20x = 526,062,581,574,703.25
  5. Step 5: Solve for x
    x = 526,062,581,574,703.25/21,263,828.20
  6. Step 6: Final answer
    x = 24,739,787.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.