Home / 20,263,117.20-27,963,055.08-11,095,679.76

Finding the Fourth Proportional to 20,263,117.20, 27,963,055.08 and 11,095,679.76

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Solution

The fourth proportional to 20,263,117.20, 27,963,055.08 and 11,095,679.76 is: 15,312,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,117.20 : 27,963,055.08 = 11,095,679.76 : x
  2. Step 2: Convert to fraction form
    20,263,117.20/27,963,055.08 = 11,095,679.76/x
  3. Step 3: Cross multiply
    20,263,117.20x = 27,963,055.08 × 11,095,679.76
  4. Step 4: Simplify right side
    20,263,117.20x = 310,269,104,278,921.12
  5. Step 5: Solve for x
    x = 310,269,104,278,921.12/20,263,117.20
  6. Step 6: Final answer
    x = 15,312,012.52

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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.