Home / 10,405,762.34-15,614,025.45-7,550,668.27

Finding the Fourth Proportional to 10,405,762.34, 15,614,025.45 and 7,550,668.27

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Solution

The fourth proportional to 10,405,762.34, 15,614,025.45 and 7,550,668.27 is: 11,329,907.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,762.34 : 15,614,025.45 = 7,550,668.27 : x
  2. Step 2: Convert to fraction form
    10,405,762.34/15,614,025.45 = 7,550,668.27/x
  3. Step 3: Cross multiply
    10,405,762.34x = 15,614,025.45 × 7,550,668.27
  4. Step 4: Simplify right side
    10,405,762.34x = 117,896,326,532,287.45
  5. Step 5: Solve for x
    x = 117,896,326,532,287.45/10,405,762.34
  6. Step 6: Final answer
    x = 11,329,907.67

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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.