Home / 28,973,399.40-43,465,931.10-8,503,079.40

Finding the Fourth Proportional to 28,973,399.40, 43,465,931.10 and 8,503,079.40

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Solution

The fourth proportional to 28,973,399.40, 43,465,931.10 and 8,503,079.40 is: 12,756,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,399.40 : 43,465,931.10 = 8,503,079.40 : x
  2. Step 2: Convert to fraction form
    28,973,399.40/43,465,931.10 = 8,503,079.40/x
  3. Step 3: Cross multiply
    28,973,399.40x = 43,465,931.10 × 8,503,079.40
  4. Step 4: Simplify right side
    28,973,399.40x = 369,594,263,338,229.38
  5. Step 5: Solve for x
    x = 369,594,263,338,229.38/28,973,399.40
  6. Step 6: Final answer
    x = 12,756,330.67

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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.