Home / 14,031,828.60-21,043,368.90-5,514,775.80

Finding the Fourth Proportional to 14,031,828.60, 21,043,368.90 and 5,514,775.80

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Solution

The fourth proportional to 14,031,828.60, 21,043,368.90 and 5,514,775.80 is: 8,270,444.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031,828.60 : 21,043,368.90 = 5,514,775.80 : x
  2. Step 2: Convert to fraction form
    14,031,828.60/21,043,368.90 = 5,514,775.80/x
  3. Step 3: Cross multiply
    14,031,828.60x = 21,043,368.90 × 5,514,775.80
  4. Step 4: Simplify right side
    14,031,828.60x = 116,049,461,560,192.61
  5. Step 5: Solve for x
    x = 116,049,461,560,192.61/14,031,828.60
  6. Step 6: Final answer
    x = 8,270,444.63

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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.