Home / 13,866,057.30-19,139,968.53-9,529,498.74

Finding the Fourth Proportional to 13,866,057.30, 19,139,968.53 and 9,529,498.74

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Solution

The fourth proportional to 13,866,057.30, 19,139,968.53 and 9,529,498.74 is: 13,154,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866,057.30 : 19,139,968.53 = 9,529,498.74 : x
  2. Step 2: Convert to fraction form
    13,866,057.30/19,139,968.53 = 9,529,498.74/x
  3. Step 3: Cross multiply
    13,866,057.30x = 19,139,968.53 × 9,529,498.74
  4. Step 4: Simplify right side
    13,866,057.30x = 182,394,305,990,274.66
  5. Step 5: Solve for x
    x = 182,394,305,990,274.66/13,866,057.30
  6. Step 6: Final answer
    x = 13,154,013.58

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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.