Home / 19,123,744.92-26,389,998.08-10,421,730.70

Finding the Fourth Proportional to 19,123,744.92, 26,389,998.08 and 10,421,730.70

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Solution

The fourth proportional to 19,123,744.92, 26,389,998.08 and 10,421,730.70 is: 14,381,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,744.92 : 26,389,998.08 = 10,421,730.70 : x
  2. Step 2: Convert to fraction form
    19,123,744.92/26,389,998.08 = 10,421,730.70/x
  3. Step 3: Cross multiply
    19,123,744.92x = 26,389,998.08 × 10,421,730.70
  4. Step 4: Simplify right side
    19,123,744.92x = 275,029,453,163,277.03
  5. Step 5: Solve for x
    x = 275,029,453,163,277.03/19,123,744.92
  6. Step 6: Final answer
    x = 14,381,568.79

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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.