Home / 28,695,660.96-43,043,522.61-7,130,262.72

Finding the Fourth Proportional to 28,695,660.96, 43,043,522.61 and 7,130,262.72

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Solution

The fourth proportional to 28,695,660.96, 43,043,522.61 and 7,130,262.72 is: 10,695,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695,660.96 : 43,043,522.61 = 7,130,262.72 : x
  2. Step 2: Convert to fraction form
    28,695,660.96/43,043,522.61 = 7,130,262.72/x
  3. Step 3: Cross multiply
    28,695,660.96x = 43,043,522.61 × 7,130,262.72
  4. Step 4: Simplify right side
    28,695,660.96x = 306,911,624,603,560.06
  5. Step 5: Solve for x
    x = 306,911,624,603,560.06/28,695,660.96
  6. Step 6: Final answer
    x = 10,695,401.83

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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.