Home / 51,118,992.32-76,621,690.26-38,948,330.03

Finding the Fourth Proportional to 51,118,992.32, 76,621,690.26 and 38,948,330.03

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Solution

The fourth proportional to 51,118,992.32, 76,621,690.26 and 38,948,330.03 is: 58,379,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,118,992.32 : 76,621,690.26 = 38,948,330.03 : x
  2. Step 2: Convert to fraction form
    51,118,992.32/76,621,690.26 = 38,948,330.03/x
  3. Step 3: Cross multiply
    51,118,992.32x = 76,621,690.26 × 38,948,330.03
  4. Step 4: Simplify right side
    51,118,992.32x = 2,984,286,879,319,808
  5. Step 5: Solve for x
    x = 2,984,286,879,319,808/51,118,992.32
  6. Step 6: Final answer
    x = 58,379,219.62

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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.