Home / 25,630,722.21-35,366,591.74-15,566,984.20

Finding the Fourth Proportional to 25,630,722.21, 35,366,591.74 and 15,566,984.20

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Solution

The fourth proportional to 25,630,722.21, 35,366,591.74 and 15,566,984.20 is: 21,480,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630,722.21 : 35,366,591.74 = 15,566,984.20 : x
  2. Step 2: Convert to fraction form
    25,630,722.21/35,366,591.74 = 15,566,984.20/x
  3. Step 3: Cross multiply
    25,630,722.21x = 35,366,591.74 × 15,566,984.20
  4. Step 4: Simplify right side
    25,630,722.21x = 550,551,174,972,977.62
  5. Step 5: Solve for x
    x = 550,551,174,972,977.62/25,630,722.21
  6. Step 6: Final answer
    x = 21,480,127.26

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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.