Home / 13,564,103.58-20,345,331.57-4,810,815.90

Finding the Fourth Proportional to 13,564,103.58, 20,345,331.57 and 4,810,815.90

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Solution

The fourth proportional to 13,564,103.58, 20,345,331.57 and 4,810,815.90 is: 7,215,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564,103.58 : 20,345,331.57 = 4,810,815.90 : x
  2. Step 2: Convert to fraction form
    13,564,103.58/20,345,331.57 = 4,810,815.90/x
  3. Step 3: Cross multiply
    13,564,103.58x = 20,345,331.57 × 4,810,815.90
  4. Step 4: Simplify right side
    13,564,103.58x = 97,877,644,607,727.97
  5. Step 5: Solve for x
    x = 97,877,644,607,727.97/13,564,103.58
  6. Step 6: Final answer
    x = 7,215,931.67

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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.