Home / 8,628,177.81-11,907,134.52-4,760,948.07

Finding the Fourth Proportional to 8,628,177.81, 11,907,134.52 and 4,760,948.07

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Solution

The fourth proportional to 8,628,177.81, 11,907,134.52 and 4,760,948.07 is: 6,570,245.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,177.81 : 11,907,134.52 = 4,760,948.07 : x
  2. Step 2: Convert to fraction form
    8,628,177.81/11,907,134.52 = 4,760,948.07/x
  3. Step 3: Cross multiply
    8,628,177.81x = 11,907,134.52 × 4,760,948.07
  4. Step 4: Simplify right side
    8,628,177.81x = 56,689,249,112,224.38
  5. Step 5: Solve for x
    x = 56,689,249,112,224.38/8,628,177.81
  6. Step 6: Final answer
    x = 6,570,245.81

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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.