Home / 15,821,528-23,718,217.44-5,721,903.68

Finding the Fourth Proportional to 15,821,528, 23,718,217.44 and 5,721,903.68

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Solution

The fourth proportional to 15,821,528, 23,718,217.44 and 5,721,903.68 is: 8,577,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821,528 : 23,718,217.44 = 5,721,903.68 : x
  2. Step 2: Convert to fraction form
    15,821,528/23,718,217.44 = 5,721,903.68/x
  3. Step 3: Cross multiply
    15,821,528x = 23,718,217.44 × 5,721,903.68
  4. Step 4: Simplify right side
    15,821,528x = 135,713,355,652,976.19
  5. Step 5: Solve for x
    x = 135,713,355,652,976.19/15,821,528
  6. Step 6: Final answer
    x = 8,577,765.41

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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.