Home / 7,029,513.16-10,544,271.18-1,980,167.56

Finding the Fourth Proportional to 7,029,513.16, 10,544,271.18 and 1,980,167.56

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Solution

The fourth proportional to 7,029,513.16, 10,544,271.18 and 1,980,167.56 is: 2,970,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,513.16 : 10,544,271.18 = 1,980,167.56 : x
  2. Step 2: Convert to fraction form
    7,029,513.16/10,544,271.18 = 1,980,167.56/x
  3. Step 3: Cross multiply
    7,029,513.16x = 10,544,271.18 × 1,980,167.56
  4. Step 4: Simplify right side
    7,029,513.16x = 20,879,423,734,478.92
  5. Step 5: Solve for x
    x = 20,879,423,734,478.92/7,029,513.16
  6. Step 6: Final answer
    x = 2,970,251.75

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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.