Home / 7,353,090.40-11,038,621.20-4,160,437.60

Finding the Fourth Proportional to 7,353,090.40, 11,038,621.20 and 4,160,437.60

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Solution

The fourth proportional to 7,353,090.40, 11,038,621.20 and 4,160,437.60 is: 6,245,740.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,090.40 : 11,038,621.20 = 4,160,437.60 : x
  2. Step 2: Convert to fraction form
    7,353,090.40/11,038,621.20 = 4,160,437.60/x
  3. Step 3: Cross multiply
    7,353,090.40x = 11,038,621.20 × 4,160,437.60
  4. Step 4: Simplify right side
    7,353,090.40x = 45,925,494,692,637.12
  5. Step 5: Solve for x
    x = 45,925,494,692,637.12/7,353,090.40
  6. Step 6: Final answer
    x = 6,245,740.52

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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.