Home / 14,837,930.49-20,477,480.03-9,336,021.46

Finding the Fourth Proportional to 14,837,930.49, 20,477,480.03 and 9,336,021.46

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Solution

The fourth proportional to 14,837,930.49, 20,477,480.03 and 9,336,021.46 is: 12,884,424.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837,930.49 : 20,477,480.03 = 9,336,021.46 : x
  2. Step 2: Convert to fraction form
    14,837,930.49/20,477,480.03 = 9,336,021.46/x
  3. Step 3: Cross multiply
    14,837,930.49x = 20,477,480.03 × 9,336,021.46
  4. Step 4: Simplify right side
    14,837,930.49x = 191,178,193,006,801.47
  5. Step 5: Solve for x
    x = 191,178,193,006,801.47/14,837,930.49
  6. Step 6: Final answer
    x = 12,884,424.36

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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.