Home / 7,325,317.20-10,984,865.40-3,539,960.40

Finding the Fourth Proportional to 7,325,317.20, 10,984,865.40 and 3,539,960.40

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Solution

The fourth proportional to 7,325,317.20, 10,984,865.40 and 3,539,960.40 is: 5,308,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325,317.20 : 10,984,865.40 = 3,539,960.40 : x
  2. Step 2: Convert to fraction form
    7,325,317.20/10,984,865.40 = 3,539,960.40/x
  3. Step 3: Cross multiply
    7,325,317.20x = 10,984,865.40 × 3,539,960.40
  4. Step 4: Simplify right side
    7,325,317.20x = 38,885,988,515,330.16
  5. Step 5: Solve for x
    x = 38,885,988,515,330.16/7,325,317.20
  6. Step 6: Final answer
    x = 5,308,437.50

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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.