Home / 7,390,907.80-11,088,435.30-3,604,514.20

Finding the Fourth Proportional to 7,390,907.80, 11,088,435.30 and 3,604,514.20

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Solution

The fourth proportional to 7,390,907.80, 11,088,435.30 and 3,604,514.20 is: 5,407,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,907.80 : 11,088,435.30 = 3,604,514.20 : x
  2. Step 2: Convert to fraction form
    7,390,907.80/11,088,435.30 = 3,604,514.20/x
  3. Step 3: Cross multiply
    7,390,907.80x = 11,088,435.30 × 3,604,514.20
  4. Step 4: Simplify right side
    7,390,907.80x = 39,968,422,494,631.27
  5. Step 5: Solve for x
    x = 39,968,422,494,631.27/7,390,907.80
  6. Step 6: Final answer
    x = 5,407,782.59

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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.