Home / 7,230,084.80-10,842,016.80-3,634,462.40

Finding the Fourth Proportional to 7,230,084.80, 10,842,016.80 and 3,634,462.40

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Solution

The fourth proportional to 7,230,084.80, 10,842,016.80 and 3,634,462.40 is: 5,450,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,084.80 : 10,842,016.80 = 3,634,462.40 : x
  2. Step 2: Convert to fraction form
    7,230,084.80/10,842,016.80 = 3,634,462.40/x
  3. Step 3: Cross multiply
    7,230,084.80x = 10,842,016.80 × 3,634,462.40
  4. Step 4: Simplify right side
    7,230,084.80x = 39,404,902,399,768.32
  5. Step 5: Solve for x
    x = 39,404,902,399,768.32/7,230,084.80
  6. Step 6: Final answer
    x = 5,450,130.05

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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.