Home / 12,983,203.48-19,476,577-5,408,397.76

Finding the Fourth Proportional to 12,983,203.48, 19,476,577 and 5,408,397.76

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Solution

The fourth proportional to 12,983,203.48, 19,476,577 and 5,408,397.76 is: 8,113,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983,203.48 : 19,476,577 = 5,408,397.76 : x
  2. Step 2: Convert to fraction form
    12,983,203.48/19,476,577 = 5,408,397.76/x
  3. Step 3: Cross multiply
    12,983,203.48x = 19,476,577 × 5,408,397.76
  4. Step 4: Simplify right side
    12,983,203.48x = 105,337,075,419,267.52
  5. Step 5: Solve for x
    x = 105,337,075,419,267.52/12,983,203.48
  6. Step 6: Final answer
    x = 8,113,334.71

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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.