Home / 13,303,348.45-19,960,271.48-5,214,947.65

Finding the Fourth Proportional to 13,303,348.45, 19,960,271.48 and 5,214,947.65

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Solution

The fourth proportional to 13,303,348.45, 19,960,271.48 and 5,214,947.65 is: 7,824,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,348.45 : 19,960,271.48 = 5,214,947.65 : x
  2. Step 2: Convert to fraction form
    13,303,348.45/19,960,271.48 = 5,214,947.65/x
  3. Step 3: Cross multiply
    13,303,348.45x = 19,960,271.48 × 5,214,947.65
  4. Step 4: Simplify right side
    13,303,348.45x = 104,091,770,847,988.03
  5. Step 5: Solve for x
    x = 104,091,770,847,988.03/13,303,348.45
  6. Step 6: Final answer
    x = 7,824,479.02

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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.