Home / 13,404,368.17-20,115,048.73-5,728,066.50

Finding the Fourth Proportional to 13,404,368.17, 20,115,048.73 and 5,728,066.50

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Solution

The fourth proportional to 13,404,368.17, 20,115,048.73 and 5,728,066.50 is: 8,595,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404,368.17 : 20,115,048.73 = 5,728,066.50 : x
  2. Step 2: Convert to fraction form
    13,404,368.17/20,115,048.73 = 5,728,066.50/x
  3. Step 3: Cross multiply
    13,404,368.17x = 20,115,048.73 × 5,728,066.50
  4. Step 4: Simplify right side
    13,404,368.17x = 115,220,336,776,180.55
  5. Step 5: Solve for x
    x = 115,220,336,776,180.55/13,404,368.17
  6. Step 6: Final answer
    x = 8,595,730.53

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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.