Home / 53,792,996.48-74,233,982.88-30,588,125.12

Finding the Fourth Proportional to 53,792,996.48, 74,233,982.88 and 30,588,125.12

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Solution

The fourth proportional to 53,792,996.48, 74,233,982.88 and 30,588,125.12 is: 42,211,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,792,996.48 : 74,233,982.88 = 30,588,125.12 : x
  2. Step 2: Convert to fraction form
    53,792,996.48/74,233,982.88 = 30,588,125.12/x
  3. Step 3: Cross multiply
    53,792,996.48x = 74,233,982.88 × 30,588,125.12
  4. Step 4: Simplify right side
    53,792,996.48x = 2,270,678,356,489,378
  5. Step 5: Solve for x
    x = 2,270,678,356,489,378/53,792,996.48
  6. Step 6: Final answer
    x = 42,211,412.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.