Home / 13,153,470.22-18,135,271.02-10,059,788.62

Finding the Fourth Proportional to 13,153,470.22, 18,135,271.02 and 10,059,788.62

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Solution

The fourth proportional to 13,153,470.22, 18,135,271.02 and 10,059,788.62 is: 13,869,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,470.22 : 18,135,271.02 = 10,059,788.62 : x
  2. Step 2: Convert to fraction form
    13,153,470.22/18,135,271.02 = 10,059,788.62/x
  3. Step 3: Cross multiply
    13,153,470.22x = 18,135,271.02 × 10,059,788.62
  4. Step 4: Simplify right side
    13,153,470.22x = 182,436,993,027,611.78
  5. Step 5: Solve for x
    x = 182,436,993,027,611.78/13,153,470.22
  6. Step 6: Final answer
    x = 13,869,875.40

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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.