Home / 5,173,283.16-7,139,133-2,999,086.80

Finding the Fourth Proportional to 5,173,283.16, 7,139,133 and 2,999,086.80

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Solution

The fourth proportional to 5,173,283.16, 7,139,133 and 2,999,086.80 is: 4,138,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,283.16 : 7,139,133 = 2,999,086.80 : x
  2. Step 2: Convert to fraction form
    5,173,283.16/7,139,133 = 2,999,086.80/x
  3. Step 3: Cross multiply
    5,173,283.16x = 7,139,133 × 2,999,086.80
  4. Step 4: Simplify right side
    5,173,283.16x = 21,410,879,543,744.40
  5. Step 5: Solve for x
    x = 21,410,879,543,744.40/5,173,283.16
  6. Step 6: Final answer
    x = 4,138,741.08

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1.5x scale

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.