Home / 29,005,553.20-43,461,090.60-21,352,802.80

Finding the Fourth Proportional to 29,005,553.20, 43,461,090.60 and 21,352,802.80

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Solution

The fourth proportional to 29,005,553.20, 43,461,090.60 and 21,352,802.80 is: 31,994,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005,553.20 : 43,461,090.60 = 21,352,802.80 : x
  2. Step 2: Convert to fraction form
    29,005,553.20/43,461,090.60 = 21,352,802.80/x
  3. Step 3: Cross multiply
    29,005,553.20x = 43,461,090.60 × 21,352,802.80
  4. Step 4: Simplify right side
    29,005,553.20x = 928,016,097,054,733.75
  5. Step 5: Solve for x
    x = 928,016,097,054,733.75/29,005,553.20
  6. Step 6: Final answer
    x = 31,994,428.47

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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.