Home / 52,069,555.56-78,106,824.36-42,954,751.92

Finding the Fourth Proportional to 52,069,555.56, 78,106,824.36 and 42,954,751.92

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Solution

The fourth proportional to 52,069,555.56, 78,106,824.36 and 42,954,751.92 is: 64,434,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,069,555.56 : 78,106,824.36 = 42,954,751.92 : x
  2. Step 2: Convert to fraction form
    52,069,555.56/78,106,824.36 = 42,954,751.92/x
  3. Step 3: Cross multiply
    52,069,555.56x = 78,106,824.36 × 42,954,751.92
  4. Step 4: Simplify right side
    52,069,555.56x = 3,355,059,263,642,813
  5. Step 5: Solve for x
    x = 3,355,059,263,642,813/52,069,555.56
  6. Step 6: Final answer
    x = 64,434,182.85

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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.