Home / 16,128,982.40-24,193,473.60-7,171,030.40

Finding the Fourth Proportional to 16,128,982.40, 24,193,473.60 and 7,171,030.40

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Solution

The fourth proportional to 16,128,982.40, 24,193,473.60 and 7,171,030.40 is: 10,756,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,982.40 : 24,193,473.60 = 7,171,030.40 : x
  2. Step 2: Convert to fraction form
    16,128,982.40/24,193,473.60 = 7,171,030.40/x
  3. Step 3: Cross multiply
    16,128,982.40x = 24,193,473.60 × 7,171,030.40
  4. Step 4: Simplify right side
    16,128,982.40x = 173,492,134,667,197.47
  5. Step 5: Solve for x
    x = 173,492,134,667,197.47/16,128,982.40
  6. Step 6: Final answer
    x = 10,756,545.60

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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.