Home / 11,575,347.84-15,974,798.40-6,419,203.20

Finding the Fourth Proportional to 11,575,347.84, 15,974,798.40 and 6,419,203.20

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Solution

The fourth proportional to 11,575,347.84, 15,974,798.40 and 6,419,203.20 is: 8,858,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575,347.84 : 15,974,798.40 = 6,419,203.20 : x
  2. Step 2: Convert to fraction form
    11,575,347.84/15,974,798.40 = 6,419,203.20/x
  3. Step 3: Cross multiply
    11,575,347.84x = 15,974,798.40 × 6,419,203.20
  4. Step 4: Simplify right side
    11,575,347.84x = 102,545,477,008,634.89
  5. Step 5: Solve for x
    x = 102,545,477,008,634.89/11,575,347.84
  6. Step 6: Final answer
    x = 8,858,954.26

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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.