Home / 9,221,108.70-13,831,663.05-2,830,530.68

Finding the Fourth Proportional to 9,221,108.70, 13,831,663.05 and 2,830,530.68

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Solution

The fourth proportional to 9,221,108.70, 13,831,663.05 and 2,830,530.68 is: 4,245,796.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,108.70 : 13,831,663.05 = 2,830,530.68 : x
  2. Step 2: Convert to fraction form
    9,221,108.70/13,831,663.05 = 2,830,530.68/x
  3. Step 3: Cross multiply
    9,221,108.70x = 13,831,663.05 × 2,830,530.68
  4. Step 4: Simplify right side
    9,221,108.70x = 39,150,946,549,289.05
  5. Step 5: Solve for x
    x = 39,150,946,549,289.05/9,221,108.70
  6. Step 6: Final answer
    x = 4,245,796.01

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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.