Home / 9,345,698.62-12,897,232.07-5,481,007.18

Finding the Fourth Proportional to 9,345,698.62, 12,897,232.07 and 5,481,007.18

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Solution

The fourth proportional to 9,345,698.62, 12,897,232.07 and 5,481,007.18 is: 7,563,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,698.62 : 12,897,232.07 = 5,481,007.18 : x
  2. Step 2: Convert to fraction form
    9,345,698.62/12,897,232.07 = 5,481,007.18/x
  3. Step 3: Cross multiply
    9,345,698.62x = 12,897,232.07 × 5,481,007.18
  4. Step 4: Simplify right side
    9,345,698.62x = 70,689,821,518,148.14
  5. Step 5: Solve for x
    x = 70,689,821,518,148.14/9,345,698.62
  6. Step 6: Final answer
    x = 7,563,888.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.