Home / 9,221,112.20-13,831,668.30-2,830,534.18

Finding the Fourth Proportional to 9,221,112.20, 13,831,668.30 and 2,830,534.18

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Solution

The fourth proportional to 9,221,112.20, 13,831,668.30 and 2,830,534.18 is: 4,245,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,112.20 : 13,831,668.30 = 2,830,534.18 : x
  2. Step 2: Convert to fraction form
    9,221,112.20/13,831,668.30 = 2,830,534.18/x
  3. Step 3: Cross multiply
    9,221,112.20x = 13,831,668.30 × 2,830,534.18
  4. Step 4: Simplify right side
    9,221,112.20x = 39,151,009,889,572.50
  5. Step 5: Solve for x
    x = 39,151,009,889,572.50/9,221,112.20
  6. Step 6: Final answer
    x = 4,245,801.27

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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.