Home / 7,006,899.04-9,669,507.20-3,909,238.08

Finding the Fourth Proportional to 7,006,899.04, 9,669,507.20 and 3,909,238.08

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Solution

The fourth proportional to 7,006,899.04, 9,669,507.20 and 3,909,238.08 is: 5,394,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006,899.04 : 9,669,507.20 = 3,909,238.08 : x
  2. Step 2: Convert to fraction form
    7,006,899.04/9,669,507.20 = 3,909,238.08/x
  3. Step 3: Cross multiply
    7,006,899.04x = 9,669,507.20 × 3,909,238.08
  4. Step 4: Simplify right side
    7,006,899.04x = 37,800,405,761,074.17
  5. Step 5: Solve for x
    x = 37,800,405,761,074.17/7,006,899.04
  6. Step 6: Final answer
    x = 5,394,741.03

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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.