Home / 64,900,445.40-97,384,221.54-28,534,348.44

Finding the Fourth Proportional to 64,900,445.40, 97,384,221.54 and 28,534,348.44

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Solution

The fourth proportional to 64,900,445.40, 97,384,221.54 and 28,534,348.44 is: 42,816,274.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,900,445.40 : 97,384,221.54 = 28,534,348.44 : x
  2. Step 2: Convert to fraction form
    64,900,445.40/97,384,221.54 = 28,534,348.44/x
  3. Step 3: Cross multiply
    64,900,445.40x = 97,384,221.54 × 28,534,348.44
  4. Step 4: Simplify right side
    64,900,445.40x = 2,778,795,309,980,513.50
  5. Step 5: Solve for x
    x = 2,778,795,309,980,513.50/64,900,445.40
  6. Step 6: Final answer
    x = 42,816,274.88

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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.