Home / 8,353,343.20-12,502,021.20-7,345,573.60

Finding the Fourth Proportional to 8,353,343.20, 12,502,021.20 and 7,345,573.60

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Solution

The fourth proportional to 8,353,343.20, 12,502,021.20 and 7,345,573.60 is: 10,993,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,343.20 : 12,502,021.20 = 7,345,573.60 : x
  2. Step 2: Convert to fraction form
    8,353,343.20/12,502,021.20 = 7,345,573.60/x
  3. Step 3: Cross multiply
    8,353,343.20x = 12,502,021.20 × 7,345,573.60
  4. Step 4: Simplify right side
    8,353,343.20x = 91,834,516,873,360.31
  5. Step 5: Solve for x
    x = 91,834,516,873,360.31/8,353,343.20
  6. Step 6: Final answer
    x = 10,993,744.02

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1.5x scale

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.