Home / 5,378,518.50-7,422,355.70-2,964,070.50

Finding the Fourth Proportional to 5,378,518.50, 7,422,355.70 and 2,964,070.50

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Solution

The fourth proportional to 5,378,518.50, 7,422,355.70 and 2,964,070.50 is: 4,090,417.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,518.50 : 7,422,355.70 = 2,964,070.50 : x
  2. Step 2: Convert to fraction form
    5,378,518.50/7,422,355.70 = 2,964,070.50/x
  3. Step 3: Cross multiply
    5,378,518.50x = 7,422,355.70 × 2,964,070.50
  4. Step 4: Simplify right side
    5,378,518.50x = 22,000,385,556,056.50
  5. Step 5: Solve for x
    x = 22,000,385,556,056.50/5,378,518.50
  6. Step 6: Final answer
    x = 4,090,417.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.