Home / 58,258,478.82-87,399,230.10-21,370,711.29

Finding the Fourth Proportional to 58,258,478.82, 87,399,230.10 and 21,370,711.29

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Solution

The fourth proportional to 58,258,478.82, 87,399,230.10 and 21,370,711.29 is: 32,060,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,258,478.82 : 87,399,230.10 = 21,370,711.29 : x
  2. Step 2: Convert to fraction form
    58,258,478.82/87,399,230.10 = 21,370,711.29/x
  3. Step 3: Cross multiply
    58,258,478.82x = 87,399,230.10 × 21,370,711.29
  4. Step 4: Simplify right side
    58,258,478.82x = 1,867,783,713,435,377.50
  5. Step 5: Solve for x
    x = 1,867,783,713,435,377.50/58,258,478.82
  6. Step 6: Final answer
    x = 32,060,289.79

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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.