Home / 10,466,619-15,709,643.80-5,352,703.32

Finding the Fourth Proportional to 10,466,619, 15,709,643.80 and 5,352,703.32

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Solution

The fourth proportional to 10,466,619, 15,709,643.80 and 5,352,703.32 is: 8,034,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466,619 : 15,709,643.80 = 5,352,703.32 : x
  2. Step 2: Convert to fraction form
    10,466,619/15,709,643.80 = 5,352,703.32/x
  3. Step 3: Cross multiply
    10,466,619x = 15,709,643.80 × 5,352,703.32
  4. Step 4: Simplify right side
    10,466,619x = 84,089,062,524,277.42
  5. Step 5: Solve for x
    x = 84,089,062,524,277.42/10,466,619
  6. Step 6: Final answer
    x = 8,034,023.45

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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.