Home / 7,489,208.40-11,233,812.60-4,938,291.60

Finding the Fourth Proportional to 7,489,208.40, 11,233,812.60 and 4,938,291.60

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Solution

The fourth proportional to 7,489,208.40, 11,233,812.60 and 4,938,291.60 is: 7,407,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,208.40 : 11,233,812.60 = 4,938,291.60 : x
  2. Step 2: Convert to fraction form
    7,489,208.40/11,233,812.60 = 4,938,291.60/x
  3. Step 3: Cross multiply
    7,489,208.40x = 11,233,812.60 × 4,938,291.60
  4. Step 4: Simplify right side
    7,489,208.40x = 55,475,842,398,554.16
  5. Step 5: Solve for x
    x = 55,475,842,398,554.16/7,489,208.40
  6. Step 6: Final answer
    x = 7,407,437.40

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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.