Home / 64,739,947.20-97,081,927.20-32,379,345.60

Finding the Fourth Proportional to 64,739,947.20, 97,081,927.20 and 32,379,345.60

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Solution

The fourth proportional to 64,739,947.20, 97,081,927.20 and 32,379,345.60 is: 48,555,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,739,947.20 : 97,081,927.20 = 32,379,345.60 : x
  2. Step 2: Convert to fraction form
    64,739,947.20/97,081,927.20 = 32,379,345.60/x
  3. Step 3: Cross multiply
    64,739,947.20x = 97,081,927.20 × 32,379,345.60
  4. Step 4: Simplify right side
    64,739,947.20x = 3,143,449,272,322,840.50
  5. Step 5: Solve for x
    x = 3,143,449,272,322,840.50/64,739,947.20
  6. Step 6: Final answer
    x = 48,555,017.55

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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.