Home / 64,519,125.40-96,778,688.10-19,076,872.60

Finding the Fourth Proportional to 64,519,125.40, 96,778,688.10 and 19,076,872.60

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Solution

The fourth proportional to 64,519,125.40, 96,778,688.10 and 19,076,872.60 is: 28,615,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,519,125.40 : 96,778,688.10 = 19,076,872.60 : x
  2. Step 2: Convert to fraction form
    64,519,125.40/96,778,688.10 = 19,076,872.60/x
  3. Step 3: Cross multiply
    64,519,125.40x = 96,778,688.10 × 19,076,872.60
  4. Step 4: Simplify right side
    64,519,125.40x = 1,846,234,703,278,836
  5. Step 5: Solve for x
    x = 1,846,234,703,278,836/64,519,125.40
  6. Step 6: Final answer
    x = 28,615,308.90

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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.