Home / 14,263,709.76-21,394,777.08-10,429,461.36

Finding the Fourth Proportional to 14,263,709.76, 21,394,777.08 and 10,429,461.36

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Solution

The fourth proportional to 14,263,709.76, 21,394,777.08 and 10,429,461.36 is: 15,643,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263,709.76 : 21,394,777.08 = 10,429,461.36 : x
  2. Step 2: Convert to fraction form
    14,263,709.76/21,394,777.08 = 10,429,461.36/x
  3. Step 3: Cross multiply
    14,263,709.76x = 21,394,777.08 × 10,429,461.36
  4. Step 4: Simplify right side
    14,263,709.76x = 223,136,000,861,673.59
  5. Step 5: Solve for x
    x = 223,136,000,861,673.59/14,263,709.76
  6. Step 6: Final answer
    x = 15,643,616.19

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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.