Home / 53,313,603.06-79,970,404.61-12,924,087.06

Finding the Fourth Proportional to 53,313,603.06, 79,970,404.61 and 12,924,087.06

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Solution

The fourth proportional to 53,313,603.06, 79,970,404.61 and 12,924,087.06 is: 19,386,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,313,603.06 : 79,970,404.61 = 12,924,087.06 : x
  2. Step 2: Convert to fraction form
    53,313,603.06/79,970,404.61 = 12,924,087.06/x
  3. Step 3: Cross multiply
    53,313,603.06x = 79,970,404.61 × 12,924,087.06
  4. Step 4: Simplify right side
    53,313,603.06x = 1,033,544,471,403,065.38
  5. Step 5: Solve for x
    x = 1,033,544,471,403,065.38/53,313,603.06
  6. Step 6: Final answer
    x = 19,386,130.59

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Similar ratio
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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.