Home / 11,523,009.87-15,883,285.02-7,800,667.01

Finding the Fourth Proportional to 11,523,009.87, 15,883,285.02 and 7,800,667.01

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Solution

The fourth proportional to 11,523,009.87, 15,883,285.02 and 7,800,667.01 is: 10,752,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523,009.87 : 15,883,285.02 = 7,800,667.01 : x
  2. Step 2: Convert to fraction form
    11,523,009.87/15,883,285.02 = 7,800,667.01/x
  3. Step 3: Cross multiply
    11,523,009.87x = 15,883,285.02 × 7,800,667.01
  4. Step 4: Simplify right side
    11,523,009.87x = 123,900,217,505,649.41
  5. Step 5: Solve for x
    x = 123,900,217,505,649.41/11,523,009.87
  6. Step 6: Final answer
    x = 10,752,417.89

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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.