Home / 16,216,021.48-22,402,416.16-10,647,479.34

Finding the Fourth Proportional to 16,216,021.48, 22,402,416.16 and 10,647,479.34

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Solution

The fourth proportional to 16,216,021.48, 22,402,416.16 and 10,647,479.34 is: 14,709,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,216,021.48 : 22,402,416.16 = 10,647,479.34 : x
  2. Step 2: Convert to fraction form
    16,216,021.48/22,402,416.16 = 10,647,479.34/x
  3. Step 3: Cross multiply
    16,216,021.48x = 22,402,416.16 × 10,647,479.34
  4. Step 4: Simplify right side
    16,216,021.48x = 238,529,263,176,444.75
  5. Step 5: Solve for x
    x = 238,529,263,176,444.75/16,216,021.48
  6. Step 6: Final answer
    x = 14,709,481.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.