Home / 5,335,113.75-7,362,457.34-2,920,665.75

Finding the Fourth Proportional to 5,335,113.75, 7,362,457.34 and 2,920,665.75

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Solution

The fourth proportional to 5,335,113.75, 7,362,457.34 and 2,920,665.75 is: 4,030,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,113.75 : 7,362,457.34 = 2,920,665.75 : x
  2. Step 2: Convert to fraction form
    5,335,113.75/7,362,457.34 = 2,920,665.75/x
  3. Step 3: Cross multiply
    5,335,113.75x = 7,362,457.34 × 2,920,665.75
  4. Step 4: Simplify right side
    5,335,113.75x = 21,503,276,974,170.78
  5. Step 5: Solve for x
    x = 21,503,276,974,170.78/5,335,113.75
  6. Step 6: Final answer
    x = 4,030,518.93

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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.