Home / 10,653,749.82-15,978,875.13-4,586,848.20

Finding the Fourth Proportional to 10,653,749.82, 15,978,875.13 and 4,586,848.20

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Solution

The fourth proportional to 10,653,749.82, 15,978,875.13 and 4,586,848.20 is: 6,879,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653,749.82 : 15,978,875.13 = 4,586,848.20 : x
  2. Step 2: Convert to fraction form
    10,653,749.82/15,978,875.13 = 4,586,848.20/x
  3. Step 3: Cross multiply
    10,653,749.82x = 15,978,875.13 × 4,586,848.20
  4. Step 4: Simplify right side
    10,653,749.82x = 73,292,674,628,065.27
  5. Step 5: Solve for x
    x = 73,292,674,628,065.27/10,653,749.82
  6. Step 6: Final answer
    x = 6,879,519.03

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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.