Home / 14,413,285.76-19,889,459.16-8,217,466.16

Finding the Fourth Proportional to 14,413,285.76, 19,889,459.16 and 8,217,466.16

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Solution

The fourth proportional to 14,413,285.76, 19,889,459.16 and 8,217,466.16 is: 11,339,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,285.76 : 19,889,459.16 = 8,217,466.16 : x
  2. Step 2: Convert to fraction form
    14,413,285.76/19,889,459.16 = 8,217,466.16/x
  3. Step 3: Cross multiply
    14,413,285.76x = 19,889,459.16 × 8,217,466.16
  4. Step 4: Simplify right side
    14,413,285.76x = 163,440,957,588,002.03
  5. Step 5: Solve for x
    x = 163,440,957,588,002.03/14,413,285.76
  6. Step 6: Final answer
    x = 11,339,604.33

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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.