Home / 70,085,774.83-105,147,635.70-21,562,601.71

Finding the Fourth Proportional to 70,085,774.83, 105,147,635.70 and 21,562,601.71

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Solution

The fourth proportional to 70,085,774.83, 105,147,635.70 and 21,562,601.71 is: 32,349,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,085,774.83 : 105,147,635.70 = 21,562,601.71 : x
  2. Step 2: Convert to fraction form
    70,085,774.83/105,147,635.70 = 21,562,601.71/x
  3. Step 3: Cross multiply
    70,085,774.83x = 105,147,635.70 × 21,562,601.71
  4. Step 4: Simplify right side
    70,085,774.83x = 2,267,256,589,347,277
  5. Step 5: Solve for x
    x = 2,267,256,589,347,277/70,085,774.83
  6. Step 6: Final answer
    x = 32,349,739.94

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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.