Home / 37,878,481.65-52,267,862.73-21,357,621.67

Finding the Fourth Proportional to 37,878,481.65, 52,267,862.73 and 21,357,621.67

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Solution

The fourth proportional to 37,878,481.65, 52,267,862.73 and 21,357,621.67 is: 29,471,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,878,481.65 : 52,267,862.73 = 21,357,621.67 : x
  2. Step 2: Convert to fraction form
    37,878,481.65/52,267,862.73 = 21,357,621.67/x
  3. Step 3: Cross multiply
    37,878,481.65x = 52,267,862.73 × 21,357,621.67
  4. Step 4: Simplify right side
    37,878,481.65x = 1,116,317,237,527,200.75
  5. Step 5: Solve for x
    x = 1,116,317,237,527,200.75/37,878,481.65
  6. Step 6: Final answer
    x = 29,471,013.33

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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.