Home / 35,468,881.20-53,203,321.80-19,288,580.40

Finding the Fourth Proportional to 35,468,881.20, 53,203,321.80 and 19,288,580.40

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Solution

The fourth proportional to 35,468,881.20, 53,203,321.80 and 19,288,580.40 is: 28,932,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,468,881.20 : 53,203,321.80 = 19,288,580.40 : x
  2. Step 2: Convert to fraction form
    35,468,881.20/53,203,321.80 = 19,288,580.40/x
  3. Step 3: Cross multiply
    35,468,881.20x = 53,203,321.80 × 19,288,580.40
  4. Step 4: Simplify right side
    35,468,881.20x = 1,026,216,550,086,372.62
  5. Step 5: Solve for x
    x = 1,026,216,550,086,372.62/35,468,881.20
  6. Step 6: Final answer
    x = 28,932,870.60

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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.