Home / 38,437,527.68-53,043,793.36-21,033,876.56

Finding the Fourth Proportional to 38,437,527.68, 53,043,793.36 and 21,033,876.56

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Solution

The fourth proportional to 38,437,527.68, 53,043,793.36 and 21,033,876.56 is: 29,026,752.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437,527.68 : 53,043,793.36 = 21,033,876.56 : x
  2. Step 2: Convert to fraction form
    38,437,527.68/53,043,793.36 = 21,033,876.56/x
  3. Step 3: Cross multiply
    38,437,527.68x = 53,043,793.36 × 21,033,876.56
  4. Step 4: Simplify right side
    38,437,527.68x = 1,115,716,601,808,387.50
  5. Step 5: Solve for x
    x = 1,115,716,601,808,387.50/38,437,527.68
  6. Step 6: Final answer
    x = 29,026,752.48

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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.