Home / 9,039,432.74-12,474,507.21-4,909,544.53

Finding the Fourth Proportional to 9,039,432.74, 12,474,507.21 and 4,909,544.53

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Solution

The fourth proportional to 9,039,432.74, 12,474,507.21 and 4,909,544.53 is: 6,775,220.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039,432.74 : 12,474,507.21 = 4,909,544.53 : x
  2. Step 2: Convert to fraction form
    9,039,432.74/12,474,507.21 = 4,909,544.53/x
  3. Step 3: Cross multiply
    9,039,432.74x = 12,474,507.21 × 4,909,544.53
  4. Step 4: Simplify right side
    9,039,432.74x = 61,244,148,641,636.41
  5. Step 5: Solve for x
    x = 61,244,148,641,636.41/9,039,432.74
  6. Step 6: Final answer
    x = 6,775,220.35

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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.