Home / 12,746,108.49-19,127,134.34-5,173,074.24

Finding the Fourth Proportional to 12,746,108.49, 19,127,134.34 and 5,173,074.24

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Solution

The fourth proportional to 12,746,108.49, 19,127,134.34 and 5,173,074.24 is: 7,762,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,108.49 : 19,127,134.34 = 5,173,074.24 : x
  2. Step 2: Convert to fraction form
    12,746,108.49/19,127,134.34 = 5,173,074.24/x
  3. Step 3: Cross multiply
    12,746,108.49x = 19,127,134.34 × 5,173,074.24
  4. Step 4: Simplify right side
    12,746,108.49x = 98,946,085,939,273.41
  5. Step 5: Solve for x
    x = 98,946,085,939,273.41/12,746,108.49
  6. Step 6: Final answer
    x = 7,762,846.68

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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.