Home / 65,974,015.80-98,961,023.70-18,104,959.80

Finding the Fourth Proportional to 65,974,015.80, 98,961,023.70 and 18,104,959.80

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Solution

The fourth proportional to 65,974,015.80, 98,961,023.70 and 18,104,959.80 is: 27,157,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,974,015.80 : 98,961,023.70 = 18,104,959.80 : x
  2. Step 2: Convert to fraction form
    65,974,015.80/98,961,023.70 = 18,104,959.80/x
  3. Step 3: Cross multiply
    65,974,015.80x = 98,961,023.70 × 18,104,959.80
  4. Step 4: Simplify right side
    65,974,015.80x = 1,791,685,355,855,347.50
  5. Step 5: Solve for x
    x = 1,791,685,355,855,347.50/65,974,015.80
  6. Step 6: Final answer
    x = 27,157,439.70

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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.