Home / 5,185,014.71-7,158,010.64-3,788,009.60

Finding the Fourth Proportional to 5,185,014.71, 7,158,010.64 and 3,788,009.60

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Solution

The fourth proportional to 5,185,014.71, 7,158,010.64 and 3,788,009.60 is: 5,229,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,014.71 : 7,158,010.64 = 3,788,009.60 : x
  2. Step 2: Convert to fraction form
    5,185,014.71/7,158,010.64 = 3,788,009.60/x
  3. Step 3: Cross multiply
    5,185,014.71x = 7,158,010.64 × 3,788,009.60
  4. Step 4: Simplify right side
    5,185,014.71x = 27,114,612,966,492.04
  5. Step 5: Solve for x
    x = 27,114,612,966,492.04/5,185,014.71
  6. Step 6: Final answer
    x = 5,229,418.72

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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.