Home / 21,186,541.22-31,780,107.08-6,040,472.72

Finding the Fourth Proportional to 21,186,541.22, 31,780,107.08 and 6,040,472.72

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Solution

The fourth proportional to 21,186,541.22, 31,780,107.08 and 6,040,472.72 is: 9,060,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,186,541.22 : 31,780,107.08 = 6,040,472.72 : x
  2. Step 2: Convert to fraction form
    21,186,541.22/31,780,107.08 = 6,040,472.72/x
  3. Step 3: Cross multiply
    21,186,541.22x = 31,780,107.08 × 6,040,472.72
  4. Step 4: Simplify right side
    21,186,541.22x = 191,966,869,666,315.94
  5. Step 5: Solve for x
    x = 191,966,869,666,315.94/21,186,541.22
  6. Step 6: Final answer
    x = 9,060,793.25

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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.