Home / 19,244,262.87-28,875,878.59-9,009,815.67

Finding the Fourth Proportional to 19,244,262.87, 28,875,878.59 and 9,009,815.67

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Solution

The fourth proportional to 19,244,262.87, 28,875,878.59 and 9,009,815.67 is: 13,519,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,262.87 : 28,875,878.59 = 9,009,815.67 : x
  2. Step 2: Convert to fraction form
    19,244,262.87/28,875,878.59 = 9,009,815.67/x
  3. Step 3: Cross multiply
    19,244,262.87x = 28,875,878.59 × 9,009,815.67
  4. Step 4: Simplify right side
    19,244,262.87x = 260,166,343,405,199.50
  5. Step 5: Solve for x
    x = 260,166,343,405,199.50/19,244,262.87
  6. Step 6: Final answer
    x = 13,519,163.88

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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.