Home / 4,673,402.40-7,010,103.60-2,878,312.80

Finding the Fourth Proportional to 4,673,402.40, 7,010,103.60 and 2,878,312.80

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Solution

The fourth proportional to 4,673,402.40, 7,010,103.60 and 2,878,312.80 is: 4,317,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673,402.40 : 7,010,103.60 = 2,878,312.80 : x
  2. Step 2: Convert to fraction form
    4,673,402.40/7,010,103.60 = 2,878,312.80/x
  3. Step 3: Cross multiply
    4,673,402.40x = 7,010,103.60 × 2,878,312.80
  4. Step 4: Simplify right side
    4,673,402.40x = 20,177,270,921,206.08
  5. Step 5: Solve for x
    x = 20,177,270,921,206.08/4,673,402.40
  6. Step 6: Final answer
    x = 4,317,469.20

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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.