Home / 7,775,004.80-11,662,507.20-4,947,651.20

Finding the Fourth Proportional to 7,775,004.80, 11,662,507.20 and 4,947,651.20

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Solution

The fourth proportional to 7,775,004.80, 11,662,507.20 and 4,947,651.20 is: 7,421,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,004.80 : 11,662,507.20 = 4,947,651.20 : x
  2. Step 2: Convert to fraction form
    7,775,004.80/11,662,507.20 = 4,947,651.20/x
  3. Step 3: Cross multiply
    7,775,004.80x = 11,662,507.20 × 4,947,651.20
  4. Step 4: Simplify right side
    7,775,004.80x = 57,702,017,743,088.64
  5. Step 5: Solve for x
    x = 57,702,017,743,088.64/7,775,004.80
  6. Step 6: Final answer
    x = 7,421,476.80

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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.