Home / 14,671,824-20,246,722.64-8,794,778.16

Finding the Fourth Proportional to 14,671,824, 20,246,722.64 and 8,794,778.16

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Solution

The fourth proportional to 14,671,824, 20,246,722.64 and 8,794,778.16 is: 12,136,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671,824 : 20,246,722.64 = 8,794,778.16 : x
  2. Step 2: Convert to fraction form
    14,671,824/20,246,722.64 = 8,794,778.16/x
  3. Step 3: Cross multiply
    14,671,824x = 20,246,722.64 × 8,794,778.16
  4. Step 4: Simplify right side
    14,671,824x = 178,065,434,085,849.56
  5. Step 5: Solve for x
    x = 178,065,434,085,849.56/14,671,824
  6. Step 6: Final answer
    x = 12,136,557.40

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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.