Home / 6,911,195.51-9,539,346.74-4,011,520.55

Finding the Fourth Proportional to 6,911,195.51, 9,539,346.74 and 4,011,520.55

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Solution

The fourth proportional to 6,911,195.51, 9,539,346.74 and 4,011,520.55 is: 5,536,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,195.51 : 9,539,346.74 = 4,011,520.55 : x
  2. Step 2: Convert to fraction form
    6,911,195.51/9,539,346.74 = 4,011,520.55/x
  3. Step 3: Cross multiply
    6,911,195.51x = 9,539,346.74 × 4,011,520.55
  4. Step 4: Simplify right side
    6,911,195.51x = 38,267,285,413,331.16
  5. Step 5: Solve for x
    x = 38,267,285,413,331.16/6,911,195.51
  6. Step 6: Final answer
    x = 5,536,999.40

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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.