Home / 14,042,674.49-19,378,962.45-7,847,824.59

Finding the Fourth Proportional to 14,042,674.49, 19,378,962.45 and 7,847,824.59

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Solution

The fourth proportional to 14,042,674.49, 19,378,962.45 and 7,847,824.59 is: 10,830,037.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,674.49 : 19,378,962.45 = 7,847,824.59 : x
  2. Step 2: Convert to fraction form
    14,042,674.49/19,378,962.45 = 7,847,824.59/x
  3. Step 3: Cross multiply
    14,042,674.49x = 19,378,962.45 × 7,847,824.59
  4. Step 4: Simplify right side
    14,042,674.49x = 152,082,698,043,796.62
  5. Step 5: Solve for x
    x = 152,082,698,043,796.62/14,042,674.49
  6. Step 6: Final answer
    x = 10,830,037.98

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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.