Home / 7,020,069.60-10,530,104.40-1,971,544.80

Finding the Fourth Proportional to 7,020,069.60, 10,530,104.40 and 1,971,544.80

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Solution

The fourth proportional to 7,020,069.60, 10,530,104.40 and 1,971,544.80 is: 2,957,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,069.60 : 10,530,104.40 = 1,971,544.80 : x
  2. Step 2: Convert to fraction form
    7,020,069.60/10,530,104.40 = 1,971,544.80/x
  3. Step 3: Cross multiply
    7,020,069.60x = 10,530,104.40 × 1,971,544.80
  4. Step 4: Simplify right side
    7,020,069.60x = 20,760,572,573,277.12
  5. Step 5: Solve for x
    x = 20,760,572,573,277.12/7,020,069.60
  6. Step 6: Final answer
    x = 2,957,317.20

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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.