Home / 38,495,883.05-53,111,240.34-21,964,131.35

Finding the Fourth Proportional to 38,495,883.05, 53,111,240.34 and 21,964,131.35

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Solution

The fourth proportional to 38,495,883.05, 53,111,240.34 and 21,964,131.35 is: 30,303,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,495,883.05 : 53,111,240.34 = 21,964,131.35 : x
  2. Step 2: Convert to fraction form
    38,495,883.05/53,111,240.34 = 21,964,131.35/x
  3. Step 3: Cross multiply
    38,495,883.05x = 53,111,240.34 × 21,964,131.35
  4. Step 4: Simplify right side
    38,495,883.05x = 1,166,542,258,926,152
  5. Step 5: Solve for x
    x = 1,166,542,258,926,152/38,495,883.05
  6. Step 6: Final answer
    x = 30,303,039.35

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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.