Home / 14,298,029.56-19,731,412.89-7,771,674.37

Finding the Fourth Proportional to 14,298,029.56, 19,731,412.89 and 7,771,674.37

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Solution

The fourth proportional to 14,298,029.56, 19,731,412.89 and 7,771,674.37 is: 10,724,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298,029.56 : 19,731,412.89 = 7,771,674.37 : x
  2. Step 2: Convert to fraction form
    14,298,029.56/19,731,412.89 = 7,771,674.37/x
  3. Step 3: Cross multiply
    14,298,029.56x = 19,731,412.89 × 7,771,674.37
  4. Step 4: Simplify right side
    14,298,029.56x = 153,346,115,841,100.62
  5. Step 5: Solve for x
    x = 153,346,115,841,100.62/14,298,029.56
  6. Step 6: Final answer
    x = 10,724,982.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.