Home / 19,801,821.80-27,329,315.81-10,983,222.74

Finding the Fourth Proportional to 19,801,821.80, 27,329,315.81 and 10,983,222.74

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Solution

The fourth proportional to 19,801,821.80, 27,329,315.81 and 10,983,222.74 is: 15,158,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801,821.80 : 27,329,315.81 = 10,983,222.74 : x
  2. Step 2: Convert to fraction form
    19,801,821.80/27,329,315.81 = 10,983,222.74/x
  3. Step 3: Cross multiply
    19,801,821.80x = 27,329,315.81 × 10,983,222.74
  4. Step 4: Simplify right side
    19,801,821.80x = 300,163,962,681,470.81
  5. Step 5: Solve for x
    x = 300,163,962,681,470.81/19,801,821.80
  6. Step 6: Final answer
    x = 15,158,401.37

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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.