Home / 14,385,700.64-21,581,661.36-7,653,136.16

Finding the Fourth Proportional to 14,385,700.64, 21,581,661.36 and 7,653,136.16

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Solution

The fourth proportional to 14,385,700.64, 21,581,661.36 and 7,653,136.16 is: 11,481,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,700.64 : 21,581,661.36 = 7,653,136.16 : x
  2. Step 2: Convert to fraction form
    14,385,700.64/21,581,661.36 = 7,653,136.16/x
  3. Step 3: Cross multiply
    14,385,700.64x = 21,581,661.36 × 7,653,136.16
  4. Step 4: Simplify right side
    14,385,700.64x = 165,167,392,947,090.78
  5. Step 5: Solve for x
    x = 165,167,392,947,090.78/14,385,700.64
  6. Step 6: Final answer
    x = 11,481,358.96

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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.