Home / 53,219,316.54-73,438,258.05-30,020,145.42

Finding the Fourth Proportional to 53,219,316.54, 73,438,258.05 and 30,020,145.42

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Solution

The fourth proportional to 53,219,316.54, 73,438,258.05 and 30,020,145.42 is: 41,425,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219,316.54 : 73,438,258.05 = 30,020,145.42 : x
  2. Step 2: Convert to fraction form
    53,219,316.54/73,438,258.05 = 30,020,145.42/x
  3. Step 3: Cross multiply
    53,219,316.54x = 73,438,258.05 × 30,020,145.42
  4. Step 4: Simplify right side
    53,219,316.54x = 2,204,627,186,052,485.75
  5. Step 5: Solve for x
    x = 2,204,627,186,052,485.75/53,219,316.54
  6. Step 6: Final answer
    x = 41,425,319.40

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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.