Home / 21,273,673.02-31,905,843.93-6,124,314.30

Finding the Fourth Proportional to 21,273,673.02, 31,905,843.93 and 6,124,314.30

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Solution

The fourth proportional to 21,273,673.02, 31,905,843.93 and 6,124,314.30 is: 9,185,128.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,273,673.02 : 31,905,843.93 = 6,124,314.30 : x
  2. Step 2: Convert to fraction form
    21,273,673.02/31,905,843.93 = 6,124,314.30/x
  3. Step 3: Cross multiply
    21,273,673.02x = 31,905,843.93 × 6,124,314.30
  4. Step 4: Simplify right side
    21,273,673.02x = 195,401,416,234,067.19
  5. Step 5: Solve for x
    x = 195,401,416,234,067.19/21,273,673.02
  6. Step 6: Final answer
    x = 9,185,128.31

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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.