Home / 10,724,830.40-16,087,245.60-10,650,180.80

Finding the Fourth Proportional to 10,724,830.40, 16,087,245.60 and 10,650,180.80

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Solution

The fourth proportional to 10,724,830.40, 16,087,245.60 and 10,650,180.80 is: 15,975,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724,830.40 : 16,087,245.60 = 10,650,180.80 : x
  2. Step 2: Convert to fraction form
    10,724,830.40/16,087,245.60 = 10,650,180.80/x
  3. Step 3: Cross multiply
    10,724,830.40x = 16,087,245.60 × 10,650,180.80
  4. Step 4: Simplify right side
    10,724,830.40x = 171,332,074,214,004.50
  5. Step 5: Solve for x
    x = 171,332,074,214,004.50/10,724,830.40
  6. Step 6: Final answer
    x = 15,975,271.20

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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.