Home / 76,854,409.92-115,281,474.57-25,038,951.39

Finding the Fourth Proportional to 76,854,409.92, 115,281,474.57 and 25,038,951.39

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Solution

The fourth proportional to 76,854,409.92, 115,281,474.57 and 25,038,951.39 is: 37,558,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,854,409.92 : 115,281,474.57 = 25,038,951.39 : x
  2. Step 2: Convert to fraction form
    76,854,409.92/115,281,474.57 = 25,038,951.39/x
  3. Step 3: Cross multiply
    76,854,409.92x = 115,281,474.57 × 25,038,951.39
  4. Step 4: Simplify right side
    76,854,409.92x = 2,886,527,237,925,751
  5. Step 5: Solve for x
    x = 2,886,527,237,925,751/76,854,409.92
  6. Step 6: Final answer
    x = 37,558,381.37

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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.