Home / 11,355,848.40-17,033,772.60-7,772,667.60

Finding the Fourth Proportional to 11,355,848.40, 17,033,772.60 and 7,772,667.60

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Solution

The fourth proportional to 11,355,848.40, 17,033,772.60 and 7,772,667.60 is: 11,659,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,848.40 : 17,033,772.60 = 7,772,667.60 : x
  2. Step 2: Convert to fraction form
    11,355,848.40/17,033,772.60 = 7,772,667.60/x
  3. Step 3: Cross multiply
    11,355,848.40x = 17,033,772.60 × 7,772,667.60
  4. Step 4: Simplify right side
    11,355,848.40x = 132,397,852,393,787.77
  5. Step 5: Solve for x
    x = 132,397,852,393,787.77/11,355,848.40
  6. Step 6: Final answer
    x = 11,659,001.40

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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.