Home / 13,562,155.09-20,343,391.20-3,977,726.01

Finding the Fourth Proportional to 13,562,155.09, 20,343,391.20 and 3,977,726.01

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Solution

The fourth proportional to 13,562,155.09, 20,343,391.20 and 3,977,726.01 is: 5,966,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562,155.09 : 20,343,391.20 = 3,977,726.01 : x
  2. Step 2: Convert to fraction form
    13,562,155.09/20,343,391.20 = 3,977,726.01/x
  3. Step 3: Cross multiply
    13,562,155.09x = 20,343,391.20 × 3,977,726.01
  4. Step 4: Simplify right side
    13,562,155.09x = 80,920,436,307,845.11
  5. Step 5: Solve for x
    x = 80,920,436,307,845.11/13,562,155.09
  6. Step 6: Final answer
    x = 5,966,635.52

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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.