Home / 12,983,552.62-19,477,101.18-5,408,746.90

Finding the Fourth Proportional to 12,983,552.62, 19,477,101.18 and 5,408,746.90

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Solution

The fourth proportional to 12,983,552.62, 19,477,101.18 and 5,408,746.90 is: 8,113,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983,552.62 : 19,477,101.18 = 5,408,746.90 : x
  2. Step 2: Convert to fraction form
    12,983,552.62/19,477,101.18 = 5,408,746.90/x
  3. Step 3: Cross multiply
    12,983,552.62x = 19,477,101.18 × 5,408,746.90
  4. Step 4: Simplify right side
    12,983,552.62x = 105,346,710,628,311.34
  5. Step 5: Solve for x
    x = 105,346,710,628,311.34/12,983,552.62
  6. Step 6: Final answer
    x = 8,113,858.64

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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.