Home / 14,223,541.43-19,628,536.64-7,697,169.15

Finding the Fourth Proportional to 14,223,541.43, 19,628,536.64 and 7,697,169.15

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Solution

The fourth proportional to 14,223,541.43, 19,628,536.64 and 7,697,169.15 is: 10,622,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,541.43 : 19,628,536.64 = 7,697,169.15 : x
  2. Step 2: Convert to fraction form
    14,223,541.43/19,628,536.64 = 7,697,169.15/x
  3. Step 3: Cross multiply
    14,223,541.43x = 19,628,536.64 × 7,697,169.15
  4. Step 4: Simplify right side
    14,223,541.43x = 151,084,166,646,566.84
  5. Step 5: Solve for x
    x = 151,084,166,646,566.84/14,223,541.43
  6. Step 6: Final answer
    x = 10,622,120.20

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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.