Home / 8,382,969.53-12,565,501.77-4,780,980.53

Finding the Fourth Proportional to 8,382,969.53, 12,565,501.77 and 4,780,980.53

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Solution

The fourth proportional to 8,382,969.53, 12,565,501.77 and 4,780,980.53 is: 7,166,364.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,969.53 : 12,565,501.77 = 4,780,980.53 : x
  2. Step 2: Convert to fraction form
    8,382,969.53/12,565,501.77 = 4,780,980.53/x
  3. Step 3: Cross multiply
    8,382,969.53x = 12,565,501.77 × 4,780,980.53
  4. Step 4: Simplify right side
    8,382,969.53x = 60,075,419,312,050.54
  5. Step 5: Solve for x
    x = 60,075,419,312,050.54/8,382,969.53
  6. Step 6: Final answer
    x = 7,166,364.99

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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.