Home / 7,788,009.20-11,675,015.40-4,946,658.80

Finding the Fourth Proportional to 7,788,009.20, 11,675,015.40 and 4,946,658.80

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Solution

The fourth proportional to 7,788,009.20, 11,675,015.40 and 4,946,658.80 is: 7,415,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,009.20 : 11,675,015.40 = 4,946,658.80 : x
  2. Step 2: Convert to fraction form
    7,788,009.20/11,675,015.40 = 4,946,658.80/x
  3. Step 3: Cross multiply
    7,788,009.20x = 11,675,015.40 × 4,946,658.80
  4. Step 4: Simplify right side
    7,788,009.20x = 57,752,317,668,545.52
  5. Step 5: Solve for x
    x = 57,752,317,668,545.52/7,788,009.20
  6. Step 6: Final answer
    x = 7,415,543.07

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1.5x scale

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.