Home / 19,261,619.17-28,902,362.14-9,027,518.67

Finding the Fourth Proportional to 19,261,619.17, 28,902,362.14 and 9,027,518.67

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Solution

The fourth proportional to 19,261,619.17, 28,902,362.14 and 9,027,518.67 is: 13,545,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,619.17 : 28,902,362.14 = 9,027,518.67 : x
  2. Step 2: Convert to fraction form
    19,261,619.17/28,902,362.14 = 9,027,518.67/x
  3. Step 3: Cross multiply
    19,261,619.17x = 28,902,362.14 × 9,027,518.67
  4. Step 4: Simplify right side
    19,261,619.17x = 260,916,613,825,951.16
  5. Step 5: Solve for x
    x = 260,916,613,825,951.16/19,261,619.17
  6. Step 6: Final answer
    x = 13,545,933.58

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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.