Home / 9,261,289.04-12,780,330.39-5,340,952.08

Finding the Fourth Proportional to 9,261,289.04, 12,780,330.39 and 5,340,952.08

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Solution

The fourth proportional to 9,261,289.04, 12,780,330.39 and 5,340,952.08 is: 7,370,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,289.04 : 12,780,330.39 = 5,340,952.08 : x
  2. Step 2: Convert to fraction form
    9,261,289.04/12,780,330.39 = 5,340,952.08/x
  3. Step 3: Cross multiply
    9,261,289.04x = 12,780,330.39 × 5,340,952.08
  4. Step 4: Simplify right side
    9,261,289.04x = 68,259,132,179,557.72
  5. Step 5: Solve for x
    x = 68,259,132,179,557.72/9,261,289.04
  6. Step 6: Final answer
    x = 7,370,370.57

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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.