Home / 20,730,637.01-31,054,323.22-10,324,508.28

Finding the Fourth Proportional to 20,730,637.01, 31,054,323.22 and 10,324,508.28

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Solution

The fourth proportional to 20,730,637.01, 31,054,323.22 and 10,324,508.28 is: 15,466,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,730,637.01 : 31,054,323.22 = 10,324,508.28 : x
  2. Step 2: Convert to fraction form
    20,730,637.01/31,054,323.22 = 10,324,508.28/x
  3. Step 3: Cross multiply
    20,730,637.01x = 31,054,323.22 × 10,324,508.28
  4. Step 4: Simplify right side
    20,730,637.01x = 320,620,617,214,686.25
  5. Step 5: Solve for x
    x = 320,620,617,214,686.25/20,730,637.01
  6. Step 6: Final answer
    x = 15,466,028.23

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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.