Home / 14,137,943.60-21,213,136.20-6,561,009.20

Finding the Fourth Proportional to 14,137,943.60, 21,213,136.20 and 6,561,009.20

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Solution

The fourth proportional to 14,137,943.60, 21,213,136.20 and 6,561,009.20 is: 9,844,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,943.60 : 21,213,136.20 = 6,561,009.20 : x
  2. Step 2: Convert to fraction form
    14,137,943.60/21,213,136.20 = 6,561,009.20/x
  3. Step 3: Cross multiply
    14,137,943.60x = 21,213,136.20 × 6,561,009.20
  4. Step 4: Simplify right side
    14,137,943.60x = 139,179,581,769,053.05
  5. Step 5: Solve for x
    x = 139,179,581,769,053.05/14,137,943.60
  6. Step 6: Final answer
    x = 9,844,400.69

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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.