Home / 14,927,889.15-20,598,265.15-8,401,129.36

Finding the Fourth Proportional to 14,927,889.15, 20,598,265.15 and 8,401,129.36

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Solution

The fourth proportional to 14,927,889.15, 20,598,265.15 and 8,401,129.36 is: 11,592,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927,889.15 : 20,598,265.15 = 8,401,129.36 : x
  2. Step 2: Convert to fraction form
    14,927,889.15/20,598,265.15 = 8,401,129.36/x
  3. Step 3: Cross multiply
    14,927,889.15x = 20,598,265.15 × 8,401,129.36
  4. Step 4: Simplify right side
    14,927,889.15x = 173,048,690,044,231.31
  5. Step 5: Solve for x
    x = 173,048,690,044,231.31/14,927,889.15
  6. Step 6: Final answer
    x = 11,592,308.08

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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.