Home / 15,669,023.20-23,503,534.80-13,779,455.20

Finding the Fourth Proportional to 15,669,023.20, 23,503,534.80 and 13,779,455.20

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Solution

The fourth proportional to 15,669,023.20, 23,503,534.80 and 13,779,455.20 is: 20,669,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,023.20 : 23,503,534.80 = 13,779,455.20 : x
  2. Step 2: Convert to fraction form
    15,669,023.20/23,503,534.80 = 13,779,455.20/x
  3. Step 3: Cross multiply
    15,669,023.20x = 23,503,534.80 × 13,779,455.20
  4. Step 4: Simplify right side
    15,669,023.20x = 323,865,904,818,240.94
  5. Step 5: Solve for x
    x = 323,865,904,818,240.94/15,669,023.20
  6. Step 6: Final answer
    x = 20,669,182.80

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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.