Home / 11,744,806.40-17,628,268.80-7,265,830.40

Finding the Fourth Proportional to 11,744,806.40, 17,628,268.80 and 7,265,830.40

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Solution

The fourth proportional to 11,744,806.40, 17,628,268.80 and 7,265,830.40 is: 10,905,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744,806.40 : 17,628,268.80 = 7,265,830.40 : x
  2. Step 2: Convert to fraction form
    11,744,806.40/17,628,268.80 = 7,265,830.40/x
  3. Step 3: Cross multiply
    11,744,806.40x = 17,628,268.80 × 7,265,830.40
  4. Step 4: Simplify right side
    11,744,806.40x = 128,084,011,346,411.53
  5. Step 5: Solve for x
    x = 128,084,011,346,411.53/11,744,806.40
  6. Step 6: Final answer
    x = 10,905,587.29

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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.