Home / 15,149,541.45-21,263,166.44-15,149,541.45

Finding the Fourth Proportional to 15,149,541.45, 21,263,166.44 and 15,149,541.45

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Solution

The fourth proportional to 15,149,541.45, 21,263,166.44 and 15,149,541.45 is: 21,263,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,149,541.45 : 21,263,166.44 = 15,149,541.45 : x
  2. Step 2: Convert to fraction form
    15,149,541.45/21,263,166.44 = 15,149,541.45/x
  3. Step 3: Cross multiply
    15,149,541.45x = 21,263,166.44 × 15,149,541.45
  4. Step 4: Simplify right side
    15,149,541.45x = 322,127,221,341,028.94
  5. Step 5: Solve for x
    x = 322,127,221,341,028.94/15,149,541.45
  6. Step 6: Final answer
    x = 21,263,166.44

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.