Home / 9,632,145.12-13,292,258.94-5,281,220.67

Finding the Fourth Proportional to 9,632,145.12, 13,292,258.94 and 5,281,220.67

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Solution

The fourth proportional to 9,632,145.12, 13,292,258.94 and 5,281,220.67 is: 7,288,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,632,145.12 : 13,292,258.94 = 5,281,220.67 : x
  2. Step 2: Convert to fraction form
    9,632,145.12/13,292,258.94 = 5,281,220.67/x
  3. Step 3: Cross multiply
    9,632,145.12x = 13,292,258.94 × 5,281,220.67
  4. Step 4: Simplify right side
    9,632,145.12x = 70,199,352,664,920.29
  5. Step 5: Solve for x
    x = 70,199,352,664,920.29/9,632,145.12
  6. Step 6: Final answer
    x = 7,288,028.97

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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.