Home / 42,320,201.82-63,481,090.35-12,028,852.14

Finding the Fourth Proportional to 42,320,201.82, 63,481,090.35 and 12,028,852.14

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Solution

The fourth proportional to 42,320,201.82, 63,481,090.35 and 12,028,852.14 is: 18,043,502.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320,201.82 : 63,481,090.35 = 12,028,852.14 : x
  2. Step 2: Convert to fraction form
    42,320,201.82/63,481,090.35 = 12,028,852.14/x
  3. Step 3: Cross multiply
    42,320,201.82x = 63,481,090.35 × 12,028,852.14
  4. Step 4: Simplify right side
    42,320,201.82x = 763,604,649,506,130.88
  5. Step 5: Solve for x
    x = 763,604,649,506,130.88/42,320,201.82
  6. Step 6: Final answer
    x = 18,043,502.08

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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.