Home / 21,932,707.02-30,269,166.04-12,143,151.20

Finding the Fourth Proportional to 21,932,707.02, 30,269,166.04 and 12,143,151.20

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Solution

The fourth proportional to 21,932,707.02, 30,269,166.04 and 12,143,151.20 is: 16,758,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932,707.02 : 30,269,166.04 = 12,143,151.20 : x
  2. Step 2: Convert to fraction form
    21,932,707.02/30,269,166.04 = 12,143,151.20/x
  3. Step 3: Cross multiply
    21,932,707.02x = 30,269,166.04 × 12,143,151.20
  4. Step 4: Simplify right side
    21,932,707.02x = 367,563,059,921,625.19
  5. Step 5: Solve for x
    x = 367,563,059,921,625.19/21,932,707.02
  6. Step 6: Final answer
    x = 16,758,672.77

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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.