Home / 49,925,937.60-74,897,200.80-19,634,788.80

Finding the Fourth Proportional to 49,925,937.60, 74,897,200.80 and 19,634,788.80

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Solution

The fourth proportional to 49,925,937.60, 74,897,200.80 and 19,634,788.80 is: 29,455,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,925,937.60 : 74,897,200.80 = 19,634,788.80 : x
  2. Step 2: Convert to fraction form
    49,925,937.60/74,897,200.80 = 19,634,788.80/x
  3. Step 3: Cross multiply
    49,925,937.60x = 74,897,200.80 × 19,634,788.80
  4. Step 4: Simplify right side
    49,925,937.60x = 1,470,590,719,419,191
  5. Step 5: Solve for x
    x = 1,470,590,719,419,191/49,925,937.60
  6. Step 6: Final answer
    x = 29,455,445.21

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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.