Home / 14,201,261.60-21,301,892.40-6,628,992.80

Finding the Fourth Proportional to 14,201,261.60, 21,301,892.40 and 6,628,992.80

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Solution

The fourth proportional to 14,201,261.60, 21,301,892.40 and 6,628,992.80 is: 9,943,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,261.60 : 21,301,892.40 = 6,628,992.80 : x
  2. Step 2: Convert to fraction form
    14,201,261.60/21,301,892.40 = 6,628,992.80/x
  3. Step 3: Cross multiply
    14,201,261.60x = 21,301,892.40 × 6,628,992.80
  4. Step 4: Simplify right side
    14,201,261.60x = 141,210,091,345,974.72
  5. Step 5: Solve for x
    x = 141,210,091,345,974.72/14,201,261.60
  6. Step 6: Final answer
    x = 9,943,489.20

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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.