Home / 33,200,712.40-49,801,068.60-10,478,657.20

Finding the Fourth Proportional to 33,200,712.40, 49,801,068.60 and 10,478,657.20

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Solution

The fourth proportional to 33,200,712.40, 49,801,068.60 and 10,478,657.20 is: 15,717,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,200,712.40 : 49,801,068.60 = 10,478,657.20 : x
  2. Step 2: Convert to fraction form
    33,200,712.40/49,801,068.60 = 10,478,657.20/x
  3. Step 3: Cross multiply
    33,200,712.40x = 49,801,068.60 × 10,478,657.20
  4. Step 4: Simplify right side
    33,200,712.40x = 521,848,326,053,083.88
  5. Step 5: Solve for x
    x = 521,848,326,053,083.88/33,200,712.40
  6. Step 6: Final answer
    x = 15,717,985.80

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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.