Home / 21,384,031.60-32,048,053.80-8,594,066.80

Finding the Fourth Proportional to 21,384,031.60, 32,048,053.80 and 8,594,066.80

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Solution

The fourth proportional to 21,384,031.60, 32,048,053.80 and 8,594,066.80 is: 12,879,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,031.60 : 32,048,053.80 = 8,594,066.80 : x
  2. Step 2: Convert to fraction form
    21,384,031.60/32,048,053.80 = 8,594,066.80/x
  3. Step 3: Cross multiply
    21,384,031.60x = 32,048,053.80 × 8,594,066.80
  4. Step 4: Simplify right side
    21,384,031.60x = 275,423,115,167,193.88
  5. Step 5: Solve for x
    x = 275,423,115,167,193.88/21,384,031.60
  6. Step 6: Final answer
    x = 12,879,849.80

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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.