Home / 10,485,059.76-15,733,239.72-4,423,992.36

Finding the Fourth Proportional to 10,485,059.76, 15,733,239.72 and 4,423,992.36

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Solution

The fourth proportional to 10,485,059.76, 15,733,239.72 and 4,423,992.36 is: 6,638,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,059.76 : 15,733,239.72 = 4,423,992.36 : x
  2. Step 2: Convert to fraction form
    10,485,059.76/15,733,239.72 = 4,423,992.36/x
  3. Step 3: Cross multiply
    10,485,059.76x = 15,733,239.72 × 4,423,992.36
  4. Step 4: Simplify right side
    10,485,059.76x = 69,603,732,319,328.55
  5. Step 5: Solve for x
    x = 69,603,732,319,328.55/10,485,059.76
  6. Step 6: Final answer
    x = 6,638,372.50

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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.