Home / 15,603,429.20-23,405,143.80-9,556,811.60

Finding the Fourth Proportional to 15,603,429.20, 23,405,143.80 and 9,556,811.60

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Solution

The fourth proportional to 15,603,429.20, 23,405,143.80 and 9,556,811.60 is: 14,335,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,429.20 : 23,405,143.80 = 9,556,811.60 : x
  2. Step 2: Convert to fraction form
    15,603,429.20/23,405,143.80 = 9,556,811.60/x
  3. Step 3: Cross multiply
    15,603,429.20x = 23,405,143.80 × 9,556,811.60
  4. Step 4: Simplify right side
    15,603,429.20x = 223,678,549,767,508.09
  5. Step 5: Solve for x
    x = 223,678,549,767,508.09/15,603,429.20
  6. Step 6: Final answer
    x = 14,335,217.40

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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.