Home / 9,390,025.12-12,958,288.56-5,522,709.28

Finding the Fourth Proportional to 9,390,025.12, 12,958,288.56 and 5,522,709.28

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Solution

The fourth proportional to 9,390,025.12, 12,958,288.56 and 5,522,709.28 is: 7,621,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390,025.12 : 12,958,288.56 = 5,522,709.28 : x
  2. Step 2: Convert to fraction form
    9,390,025.12/12,958,288.56 = 5,522,709.28/x
  3. Step 3: Cross multiply
    9,390,025.12x = 12,958,288.56 × 5,522,709.28
  4. Step 4: Simplify right side
    9,390,025.12x = 71,564,860,483,229.84
  5. Step 5: Solve for x
    x = 71,564,860,483,229.84/9,390,025.12
  6. Step 6: Final answer
    x = 7,621,370.50

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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.