Home / 18,670,622.77-25,765,776.74-10,298,953.07

Finding the Fourth Proportional to 18,670,622.77, 25,765,776.74 and 10,298,953.07

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Solution

The fourth proportional to 18,670,622.77, 25,765,776.74 and 10,298,953.07 is: 14,212,730.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,622.77 : 25,765,776.74 = 10,298,953.07 : x
  2. Step 2: Convert to fraction form
    18,670,622.77/25,765,776.74 = 10,298,953.07/x
  3. Step 3: Cross multiply
    18,670,622.77x = 25,765,776.74 × 10,298,953.07
  4. Step 4: Simplify right side
    18,670,622.77x = 265,360,525,431,610.22
  5. Step 5: Solve for x
    x = 265,360,525,431,610.22/18,670,622.77
  6. Step 6: Final answer
    x = 14,212,730.27

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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.