Home / 20,263,913.60-27,963,360.96-11,096,398.40

Finding the Fourth Proportional to 20,263,913.60, 27,963,360.96 and 11,096,398.40

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Solution

The fourth proportional to 20,263,913.60, 27,963,360.96 and 11,096,398.40 is: 15,312,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,913.60 : 27,963,360.96 = 11,096,398.40 : x
  2. Step 2: Convert to fraction form
    20,263,913.60/27,963,360.96 = 11,096,398.40/x
  3. Step 3: Cross multiply
    20,263,913.60x = 27,963,360.96 × 11,096,398.40
  4. Step 4: Simplify right side
    20,263,913.60x = 310,292,593,815,166.50
  5. Step 5: Solve for x
    x = 310,292,593,815,166.50/20,263,913.60
  6. Step 6: Final answer
    x = 15,312,569.92

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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.