Home / 14,616,252.86-20,168,658.23-8,423,330.42

Finding the Fourth Proportional to 14,616,252.86, 20,168,658.23 and 8,423,330.42

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Solution

The fourth proportional to 14,616,252.86, 20,168,658.23 and 8,423,330.42 is: 11,623,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616,252.86 : 20,168,658.23 = 8,423,330.42 : x
  2. Step 2: Convert to fraction form
    14,616,252.86/20,168,658.23 = 8,423,330.42/x
  3. Step 3: Cross multiply
    14,616,252.86x = 20,168,658.23 × 8,423,330.42
  4. Step 4: Simplify right side
    14,616,252.86x = 169,887,272,256,382.41
  5. Step 5: Solve for x
    x = 169,887,272,256,382.41/14,616,252.86
  6. Step 6: Final answer
    x = 11,623,175.51

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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.