Home / 10,685,784.96-14,741,749.44-7,069,150.08

Finding the Fourth Proportional to 10,685,784.96, 14,741,749.44 and 7,069,150.08

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Solution

The fourth proportional to 10,685,784.96, 14,741,749.44 and 7,069,150.08 is: 9,752,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685,784.96 : 14,741,749.44 = 7,069,150.08 : x
  2. Step 2: Convert to fraction form
    10,685,784.96/14,741,749.44 = 7,069,150.08/x
  3. Step 3: Cross multiply
    10,685,784.96x = 14,741,749.44 × 7,069,150.08
  4. Step 4: Simplify right side
    10,685,784.96x = 104,211,639,233,115.95
  5. Step 5: Solve for x
    x = 104,211,639,233,115.95/10,685,784.96
  6. Step 6: Final answer
    x = 9,752,361.63

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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.