Home / 7,700,819.72-10,624,016.61-4,435,885.67

Finding the Fourth Proportional to 7,700,819.72, 10,624,016.61 and 4,435,885.67

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Solution

The fourth proportional to 7,700,819.72, 10,624,016.61 and 4,435,885.67 is: 6,119,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,819.72 : 10,624,016.61 = 4,435,885.67 : x
  2. Step 2: Convert to fraction form
    7,700,819.72/10,624,016.61 = 4,435,885.67/x
  3. Step 3: Cross multiply
    7,700,819.72x = 10,624,016.61 × 4,435,885.67
  4. Step 4: Simplify right side
    7,700,819.72x = 47,126,922,985,020.89
  5. Step 5: Solve for x
    x = 47,126,922,985,020.89/7,700,819.72
  6. Step 6: Final answer
    x = 6,119,728.12

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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.