Home / 64,684,749.48-89,305,239.60-41,176,550.40

Finding the Fourth Proportional to 64,684,749.48, 89,305,239.60 and 41,176,550.40

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Solution

The fourth proportional to 64,684,749.48, 89,305,239.60 and 41,176,550.40 is: 56,849,284.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,684,749.48 : 89,305,239.60 = 41,176,550.40 : x
  2. Step 2: Convert to fraction form
    64,684,749.48/89,305,239.60 = 41,176,550.40/x
  3. Step 3: Cross multiply
    64,684,749.48x = 89,305,239.60 × 41,176,550.40
  4. Step 4: Simplify right side
    64,684,749.48x = 3,677,281,699,373,475.50
  5. Step 5: Solve for x
    x = 3,677,281,699,373,475.50/64,684,749.48
  6. Step 6: Final answer
    x = 56,849,284.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.