Home / 10,859,426.40-16,289,139.60-4,126,965.60

Finding the Fourth Proportional to 10,859,426.40, 16,289,139.60 and 4,126,965.60

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Solution

The fourth proportional to 10,859,426.40, 16,289,139.60 and 4,126,965.60 is: 6,190,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,426.40 : 16,289,139.60 = 4,126,965.60 : x
  2. Step 2: Convert to fraction form
    10,859,426.40/16,289,139.60 = 4,126,965.60/x
  3. Step 3: Cross multiply
    10,859,426.40x = 16,289,139.60 × 4,126,965.60
  4. Step 4: Simplify right side
    10,859,426.40x = 67,224,718,782,797.76
  5. Step 5: Solve for x
    x = 67,224,718,782,797.76/10,859,426.40
  6. Step 6: Final answer
    x = 6,190,448.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.