Home / 25,374,905.57-35,081,409.81-18,749,043.58

Finding the Fourth Proportional to 25,374,905.57, 35,081,409.81 and 18,749,043.58

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Solution

The fourth proportional to 25,374,905.57, 35,081,409.81 and 18,749,043.58 is: 25,920,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374,905.57 : 35,081,409.81 = 18,749,043.58 : x
  2. Step 2: Convert to fraction form
    25,374,905.57/35,081,409.81 = 18,749,043.58/x
  3. Step 3: Cross multiply
    25,374,905.57x = 35,081,409.81 × 18,749,043.58
  4. Step 4: Simplify right side
    25,374,905.57x = 657,742,881,375,529.50
  5. Step 5: Solve for x
    x = 657,742,881,375,529.50/25,374,905.57
  6. Step 6: Final answer
    x = 25,920,998.19

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1.5x scale

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.