Home / 7,700,820.72-10,624,017.99-4,435,886.67

Finding the Fourth Proportional to 7,700,820.72, 10,624,017.99 and 4,435,886.67

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Solution

The fourth proportional to 7,700,820.72, 10,624,017.99 and 4,435,886.67 is: 6,119,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,820.72 : 10,624,017.99 = 4,435,886.67 : x
  2. Step 2: Convert to fraction form
    7,700,820.72/10,624,017.99 = 4,435,886.67/x
  3. Step 3: Cross multiply
    7,700,820.72x = 10,624,017.99 × 4,435,886.67
  4. Step 4: Simplify right side
    7,700,820.72x = 47,126,939,783,681.20
  5. Step 5: Solve for x
    x = 47,126,939,783,681.20/7,700,820.72
  6. Step 6: Final answer
    x = 6,119,729.51

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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.