Home / 14,411,688.21-21,614,136.75-5,308,841.79

Finding the Fourth Proportional to 14,411,688.21, 21,614,136.75 and 5,308,841.79

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Solution

The fourth proportional to 14,411,688.21, 21,614,136.75 and 5,308,841.79 is: 7,962,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411,688.21 : 21,614,136.75 = 5,308,841.79 : x
  2. Step 2: Convert to fraction form
    14,411,688.21/21,614,136.75 = 5,308,841.79/x
  3. Step 3: Cross multiply
    14,411,688.21x = 21,614,136.75 × 5,308,841.79
  4. Step 4: Simplify right side
    14,411,688.21x = 114,746,032,433,174.78
  5. Step 5: Solve for x
    x = 114,746,032,433,174.78/14,411,688.21
  6. Step 6: Final answer
    x = 7,962,011.86

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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.