Home / 13,169,798.75-19,761,509.63-9,556,320.30

Finding the Fourth Proportional to 13,169,798.75, 19,761,509.63 and 9,556,320.30

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Solution

The fourth proportional to 13,169,798.75, 19,761,509.63 and 9,556,320.30 is: 14,339,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169,798.75 : 19,761,509.63 = 9,556,320.30 : x
  2. Step 2: Convert to fraction form
    13,169,798.75/19,761,509.63 = 9,556,320.30/x
  3. Step 3: Cross multiply
    13,169,798.75x = 19,761,509.63 × 9,556,320.30
  4. Step 4: Simplify right side
    13,169,798.75x = 188,847,315,669,876.22
  5. Step 5: Solve for x
    x = 188,847,315,669,876.22/13,169,798.75
  6. Step 6: Final answer
    x = 14,339,423.05

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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.