Home / 45,946,093.20-68,919,139.80-28,939,981.20

Finding the Fourth Proportional to 45,946,093.20, 68,919,139.80 and 28,939,981.20

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Solution

The fourth proportional to 45,946,093.20, 68,919,139.80 and 28,939,981.20 is: 43,409,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,946,093.20 : 68,919,139.80 = 28,939,981.20 : x
  2. Step 2: Convert to fraction form
    45,946,093.20/68,919,139.80 = 28,939,981.20/x
  3. Step 3: Cross multiply
    45,946,093.20x = 68,919,139.80 × 28,939,981.20
  4. Step 4: Simplify right side
    45,946,093.20x = 1,994,518,610,132,171.50
  5. Step 5: Solve for x
    x = 1,994,518,610,132,171.50/45,946,093.20
  6. Step 6: Final answer
    x = 43,409,971.80

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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.