Home / 15,009,934.96-20,670,750.02-14,074,628.56

Finding the Fourth Proportional to 15,009,934.96, 20,670,750.02 and 14,074,628.56

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Solution

The fourth proportional to 15,009,934.96, 20,670,750.02 and 14,074,628.56 is: 19,382,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009,934.96 : 20,670,750.02 = 14,074,628.56 : x
  2. Step 2: Convert to fraction form
    15,009,934.96/20,670,750.02 = 14,074,628.56/x
  3. Step 3: Cross multiply
    15,009,934.96x = 20,670,750.02 × 14,074,628.56
  4. Step 4: Simplify right side
    15,009,934.96x = 290,933,128,588,112.56
  5. Step 5: Solve for x
    x = 290,933,128,588,112.56/15,009,934.96
  6. Step 6: Final answer
    x = 19,382,704.15

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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.