Home / 7,485,000.39-10,329,435.06-4,389,756.19

Finding the Fourth Proportional to 7,485,000.39, 10,329,435.06 and 4,389,756.19

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Solution

The fourth proportional to 7,485,000.39, 10,329,435.06 and 4,389,756.19 is: 6,057,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,000.39 : 10,329,435.06 = 4,389,756.19 : x
  2. Step 2: Convert to fraction form
    7,485,000.39/10,329,435.06 = 4,389,756.19/x
  3. Step 3: Cross multiply
    7,485,000.39x = 10,329,435.06 × 4,389,756.19
  4. Step 4: Simplify right side
    7,485,000.39x = 45,343,701,493,838.03
  5. Step 5: Solve for x
    x = 45,343,701,493,838.03/7,485,000.39
  6. Step 6: Final answer
    x = 6,057,942.44

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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.