Home / 18,746,200.94-28,112,031.69-6,447,825.83

Finding the Fourth Proportional to 18,746,200.94, 28,112,031.69 and 6,447,825.83

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Solution

The fourth proportional to 18,746,200.94, 28,112,031.69 and 6,447,825.83 is: 9,669,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746,200.94 : 28,112,031.69 = 6,447,825.83 : x
  2. Step 2: Convert to fraction form
    18,746,200.94/28,112,031.69 = 6,447,825.83/x
  3. Step 3: Cross multiply
    18,746,200.94x = 28,112,031.69 × 6,447,825.83
  4. Step 4: Simplify right side
    18,746,200.94x = 181,261,483,899,821.06
  5. Step 5: Solve for x
    x = 181,261,483,899,821.06/18,746,200.94
  6. Step 6: Final answer
    x = 9,669,238.29

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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.