Home / 38,907,688.96-58,362,722.40-13,348,339.84

Finding the Fourth Proportional to 38,907,688.96, 58,362,722.40 and 13,348,339.84

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Solution

The fourth proportional to 38,907,688.96, 58,362,722.40 and 13,348,339.84 is: 20,022,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907,688.96 : 58,362,722.40 = 13,348,339.84 : x
  2. Step 2: Convert to fraction form
    38,907,688.96/58,362,722.40 = 13,348,339.84/x
  3. Step 3: Cross multiply
    38,907,688.96x = 58,362,722.40 × 13,348,339.84
  4. Step 4: Simplify right side
    38,907,688.96x = 779,045,452,582,780.38
  5. Step 5: Solve for x
    x = 779,045,452,582,780.38/38,907,688.96
  6. Step 6: Final answer
    x = 20,022,917.67

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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.