Home / 9,113,735.20-13,670,602.80-8,972,017.60

Finding the Fourth Proportional to 9,113,735.20, 13,670,602.80 and 8,972,017.60

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Solution

The fourth proportional to 9,113,735.20, 13,670,602.80 and 8,972,017.60 is: 13,458,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,735.20 : 13,670,602.80 = 8,972,017.60 : x
  2. Step 2: Convert to fraction form
    9,113,735.20/13,670,602.80 = 8,972,017.60/x
  3. Step 3: Cross multiply
    9,113,735.20x = 13,670,602.80 × 8,972,017.60
  4. Step 4: Simplify right side
    9,113,735.20x = 122,652,888,924,209.28
  5. Step 5: Solve for x
    x = 122,652,888,924,209.28/9,113,735.20
  6. Step 6: Final answer
    x = 13,458,026.40

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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.