Home / 10,308,001.82-15,460,590.72-5,705,501.31

Finding the Fourth Proportional to 10,308,001.82, 15,460,590.72 and 5,705,501.31

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Solution

The fourth proportional to 10,308,001.82, 15,460,590.72 and 5,705,501.31 is: 8,557,470.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,001.82 : 15,460,590.72 = 5,705,501.31 : x
  2. Step 2: Convert to fraction form
    10,308,001.82/15,460,590.72 = 5,705,501.31/x
  3. Step 3: Cross multiply
    10,308,001.82x = 15,460,590.72 × 5,705,501.31
  4. Step 4: Simplify right side
    10,308,001.82x = 88,210,420,606,333.84
  5. Step 5: Solve for x
    x = 88,210,420,606,333.84/10,308,001.82
  6. Step 6: Final answer
    x = 8,557,470.42

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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.