Home / 21,400,911.43-32,094,623.88-7,020,628.27

Finding the Fourth Proportional to 21,400,911.43, 32,094,623.88 and 7,020,628.27

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Solution

The fourth proportional to 21,400,911.43, 32,094,623.88 and 7,020,628.27 is: 10,528,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,911.43 : 32,094,623.88 = 7,020,628.27 : x
  2. Step 2: Convert to fraction form
    21,400,911.43/32,094,623.88 = 7,020,628.27/x
  3. Step 3: Cross multiply
    21,400,911.43x = 32,094,623.88 × 7,020,628.27
  4. Step 4: Simplify right side
    21,400,911.43x = 225,324,423,726,945.06
  5. Step 5: Solve for x
    x = 225,324,423,726,945.06/21,400,911.43
  6. Step 6: Final answer
    x = 10,528,730.26

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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.