Home / 14,776,338.63-20,390,490.54-8,250,381.26

Finding the Fourth Proportional to 14,776,338.63, 20,390,490.54 and 8,250,381.26

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Solution

The fourth proportional to 14,776,338.63, 20,390,490.54 and 8,250,381.26 is: 11,385,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776,338.63 : 20,390,490.54 = 8,250,381.26 : x
  2. Step 2: Convert to fraction form
    14,776,338.63/20,390,490.54 = 8,250,381.26/x
  3. Step 3: Cross multiply
    14,776,338.63x = 20,390,490.54 × 8,250,381.26
  4. Step 4: Simplify right side
    14,776,338.63x = 168,229,321,033,423.28
  5. Step 5: Solve for x
    x = 168,229,321,033,423.28/14,776,338.63
  6. Step 6: Final answer
    x = 11,385,047.76

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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.