Home / 9,809,971.98-14,717,172.36-2,987,155.32

Finding the Fourth Proportional to 9,809,971.98, 14,717,172.36 and 2,987,155.32

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Solution

The fourth proportional to 9,809,971.98, 14,717,172.36 and 2,987,155.32 is: 4,481,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809,971.98 : 14,717,172.36 = 2,987,155.32 : x
  2. Step 2: Convert to fraction form
    9,809,971.98/14,717,172.36 = 2,987,155.32/x
  3. Step 3: Cross multiply
    9,809,971.98x = 14,717,172.36 × 2,987,155.32
  4. Step 4: Simplify right side
    9,809,971.98x = 43,962,479,710,530.95
  5. Step 5: Solve for x
    x = 43,962,479,710,530.95/9,809,971.98
  6. Step 6: Final answer
    x = 4,481,407.27

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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.