Home / 15,065,916.21-22,601,783.03-6,429,890.61

Finding the Fourth Proportional to 15,065,916.21, 22,601,783.03 and 6,429,890.61

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Solution

The fourth proportional to 15,065,916.21, 22,601,783.03 and 6,429,890.61 is: 9,646,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065,916.21 : 22,601,783.03 = 6,429,890.61 : x
  2. Step 2: Convert to fraction form
    15,065,916.21/22,601,783.03 = 6,429,890.61/x
  3. Step 3: Cross multiply
    15,065,916.21x = 22,601,783.03 × 6,429,890.61
  4. Step 4: Simplify right side
    15,065,916.21x = 145,326,992,441,704.91
  5. Step 5: Solve for x
    x = 145,326,992,441,704.91/15,065,916.21
  6. Step 6: Final answer
    x = 9,646,077.31

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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.