Home / 64,513,467.40-96,770,201.10-28,681,659.40

Finding the Fourth Proportional to 64,513,467.40, 96,770,201.10 and 28,681,659.40

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Solution

The fourth proportional to 64,513,467.40, 96,770,201.10 and 28,681,659.40 is: 43,022,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,467.40 : 96,770,201.10 = 28,681,659.40 : x
  2. Step 2: Convert to fraction form
    64,513,467.40/96,770,201.10 = 28,681,659.40/x
  3. Step 3: Cross multiply
    64,513,467.40x = 96,770,201.10 × 28,681,659.40
  4. Step 4: Simplify right side
    64,513,467.40x = 2,775,529,948,019,705
  5. Step 5: Solve for x
    x = 2,775,529,948,019,705/64,513,467.40
  6. Step 6: Final answer
    x = 43,022,489.10

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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.