Home / 76,623,856.37-105,739,446.26-41,816,795.91

Finding the Fourth Proportional to 76,623,856.37, 105,739,446.26 and 41,816,795.91

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Solution

The fourth proportional to 76,623,856.37, 105,739,446.26 and 41,816,795.91 is: 57,706,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,623,856.37 : 105,739,446.26 = 41,816,795.91 : x
  2. Step 2: Convert to fraction form
    76,623,856.37/105,739,446.26 = 41,816,795.91/x
  3. Step 3: Cross multiply
    76,623,856.37x = 105,739,446.26 × 41,816,795.91
  4. Step 4: Simplify right side
    76,623,856.37x = 4,421,684,843,598,852
  5. Step 5: Solve for x
    x = 4,421,684,843,598,852/76,623,856.37
  6. Step 6: Final answer
    x = 57,706,373.10

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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.