Home / 14,789,987.20-22,184,980.80-5,206,844.80

Finding the Fourth Proportional to 14,789,987.20, 22,184,980.80 and 5,206,844.80

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Solution

The fourth proportional to 14,789,987.20, 22,184,980.80 and 5,206,844.80 is: 7,810,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789,987.20 : 22,184,980.80 = 5,206,844.80 : x
  2. Step 2: Convert to fraction form
    14,789,987.20/22,184,980.80 = 5,206,844.80/x
  3. Step 3: Cross multiply
    14,789,987.20x = 22,184,980.80 × 5,206,844.80
  4. Step 4: Simplify right side
    14,789,987.20x = 115,513,751,916,579.84
  5. Step 5: Solve for x
    x = 115,513,751,916,579.84/14,789,987.20
  6. Step 6: Final answer
    x = 7,810,267.20

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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.