Home / 7,359,762.40-11,039,643.60-3,320,810.80

Finding the Fourth Proportional to 7,359,762.40, 11,039,643.60 and 3,320,810.80

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Solution

The fourth proportional to 7,359,762.40, 11,039,643.60 and 3,320,810.80 is: 4,981,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359,762.40 : 11,039,643.60 = 3,320,810.80 : x
  2. Step 2: Convert to fraction form
    7,359,762.40/11,039,643.60 = 3,320,810.80/x
  3. Step 3: Cross multiply
    7,359,762.40x = 11,039,643.60 × 3,320,810.80
  4. Step 4: Simplify right side
    7,359,762.40x = 36,660,567,695,030.88
  5. Step 5: Solve for x
    x = 36,660,567,695,030.88/7,359,762.40
  6. Step 6: Final answer
    x = 4,981,216.20

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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.