Home / 25,563,783.48-35,278,891.73-15,118,753.50

Finding the Fourth Proportional to 25,563,783.48, 35,278,891.73 and 15,118,753.50

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Solution

The fourth proportional to 25,563,783.48, 35,278,891.73 and 15,118,753.50 is: 20,864,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,783.48 : 35,278,891.73 = 15,118,753.50 : x
  2. Step 2: Convert to fraction form
    25,563,783.48/35,278,891.73 = 15,118,753.50/x
  3. Step 3: Cross multiply
    25,563,783.48x = 35,278,891.73 × 15,118,753.50
  4. Step 4: Simplify right side
    25,563,783.48x = 533,372,867,743,464.81
  5. Step 5: Solve for x
    x = 533,372,867,743,464.81/25,563,783.48
  6. Step 6: Final answer
    x = 20,864,394.67

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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.