Home / 18,977,308.24-28,465,707.21-4,600,499.98

Finding the Fourth Proportional to 18,977,308.24, 28,465,707.21 and 4,600,499.98

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Solution

The fourth proportional to 18,977,308.24, 28,465,707.21 and 4,600,499.98 is: 6,900,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977,308.24 : 28,465,707.21 = 4,600,499.98 : x
  2. Step 2: Convert to fraction form
    18,977,308.24/28,465,707.21 = 4,600,499.98/x
  3. Step 3: Cross multiply
    18,977,308.24x = 28,465,707.21 × 4,600,499.98
  4. Step 4: Simplify right side
    18,977,308.24x = 130,956,485,450,290.88
  5. Step 5: Solve for x
    x = 130,956,485,450,290.88/18,977,308.24
  6. Step 6: Final answer
    x = 6,900,688.12

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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.