Home / 28,994,647.06-40,012,771.13-17,073,980.74

Finding the Fourth Proportional to 28,994,647.06, 40,012,771.13 and 17,073,980.74

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Solution

The fourth proportional to 28,994,647.06, 40,012,771.13 and 17,073,980.74 is: 23,562,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994,647.06 : 40,012,771.13 = 17,073,980.74 : x
  2. Step 2: Convert to fraction form
    28,994,647.06/40,012,771.13 = 17,073,980.74/x
  3. Step 3: Cross multiply
    28,994,647.06x = 40,012,771.13 × 17,073,980.74
  4. Step 4: Simplify right side
    28,994,647.06x = 683,177,283,627,648
  5. Step 5: Solve for x
    x = 683,177,283,627,648/28,994,647.06
  6. Step 6: Final answer
    x = 23,562,186.57

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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.