Home / 15,099,281.28-20,835,727.38-8,483,351.40

Finding the Fourth Proportional to 15,099,281.28, 20,835,727.38 and 8,483,351.40

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Solution

The fourth proportional to 15,099,281.28, 20,835,727.38 and 8,483,351.40 is: 11,706,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099,281.28 : 20,835,727.38 = 8,483,351.40 : x
  2. Step 2: Convert to fraction form
    15,099,281.28/20,835,727.38 = 8,483,351.40/x
  3. Step 3: Cross multiply
    15,099,281.28x = 20,835,727.38 × 8,483,351.40
  4. Step 4: Simplify right side
    15,099,281.28x = 176,756,797,039,141.34
  5. Step 5: Solve for x
    x = 176,756,797,039,141.34/15,099,281.28
  6. Step 6: Final answer
    x = 11,706,305.34

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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.