Home / 14,413,281.76-19,889,453.64-8,217,462.16

Finding the Fourth Proportional to 14,413,281.76, 19,889,453.64 and 8,217,462.16

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Solution

The fourth proportional to 14,413,281.76, 19,889,453.64 and 8,217,462.16 is: 11,339,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,281.76 : 19,889,453.64 = 8,217,462.16 : x
  2. Step 2: Convert to fraction form
    14,413,281.76/19,889,453.64 = 8,217,462.16/x
  3. Step 3: Cross multiply
    14,413,281.76x = 19,889,453.64 × 8,217,462.16
  4. Step 4: Simplify right side
    14,413,281.76x = 163,440,832,669,774.28
  5. Step 5: Solve for x
    x = 163,440,832,669,774.28/14,413,281.76
  6. Step 6: Final answer
    x = 11,339,598.81

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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.