Home / 64,516,761.60-96,775,142.40-28,684,953.60

Finding the Fourth Proportional to 64,516,761.60, 96,775,142.40 and 28,684,953.60

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Solution

The fourth proportional to 64,516,761.60, 96,775,142.40 and 28,684,953.60 is: 43,027,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,761.60 : 96,775,142.40 = 28,684,953.60 : x
  2. Step 2: Convert to fraction form
    64,516,761.60/96,775,142.40 = 28,684,953.60/x
  3. Step 3: Cross multiply
    64,516,761.60x = 96,775,142.40 × 28,684,953.60
  4. Step 4: Simplify right side
    64,516,761.60x = 2,775,990,469,377,393
  5. Step 5: Solve for x
    x = 2,775,990,469,377,393/64,516,761.60
  6. Step 6: Final answer
    x = 43,027,430.40

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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.