Home / 6,528,835-9,009,076.86-3,775,105.70

Finding the Fourth Proportional to 6,528,835, 9,009,076.86 and 3,775,105.70

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Solution

The fourth proportional to 6,528,835, 9,009,076.86 and 3,775,105.70 is: 5,209,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,835 : 9,009,076.86 = 3,775,105.70 : x
  2. Step 2: Convert to fraction form
    6,528,835/9,009,076.86 = 3,775,105.70/x
  3. Step 3: Cross multiply
    6,528,835x = 9,009,076.86 × 3,775,105.70
  4. Step 4: Simplify right side
    6,528,835x = 34,010,217,405,924.10
  5. Step 5: Solve for x
    x = 34,010,217,405,924.10/6,528,835
  6. Step 6: Final answer
    x = 5,209,232.18

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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.