Home / 12,710,109.99-17,539,963.48-6,908,891.56

Finding the Fourth Proportional to 12,710,109.99, 17,539,963.48 and 6,908,891.56

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Solution

The fourth proportional to 12,710,109.99, 17,539,963.48 and 6,908,891.56 is: 9,534,276.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,109.99 : 17,539,963.48 = 6,908,891.56 : x
  2. Step 2: Convert to fraction form
    12,710,109.99/17,539,963.48 = 6,908,891.56/x
  3. Step 3: Cross multiply
    12,710,109.99x = 17,539,963.48 × 6,908,891.56
  4. Step 4: Simplify right side
    12,710,109.99x = 121,181,705,633,901.14
  5. Step 5: Solve for x
    x = 121,181,705,633,901.14/12,710,109.99
  6. Step 6: Final answer
    x = 9,534,276.71

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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.