Home / 19,426,136.11-26,807,363.71-10,724,121.43

Finding the Fourth Proportional to 19,426,136.11, 26,807,363.71 and 10,724,121.43

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Solution

The fourth proportional to 19,426,136.11, 26,807,363.71 and 10,724,121.43 is: 14,798,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,136.11 : 26,807,363.71 = 10,724,121.43 : x
  2. Step 2: Convert to fraction form
    19,426,136.11/26,807,363.71 = 10,724,121.43/x
  3. Step 3: Cross multiply
    19,426,136.11x = 26,807,363.71 × 10,724,121.43
  4. Step 4: Simplify right side
    19,426,136.11x = 287,485,423,644,215.31
  5. Step 5: Solve for x
    x = 287,485,423,644,215.31/19,426,136.11
  6. Step 6: Final answer
    x = 14,798,898.87

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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.