Home / 13,615,110.60-20,394,672.30-9,360,083.40

Finding the Fourth Proportional to 13,615,110.60, 20,394,672.30 and 9,360,083.40

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Solution

The fourth proportional to 13,615,110.60, 20,394,672.30 and 9,360,083.40 is: 14,020,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,615,110.60 : 20,394,672.30 = 9,360,083.40 : x
  2. Step 2: Convert to fraction form
    13,615,110.60/20,394,672.30 = 9,360,083.40/x
  3. Step 3: Cross multiply
    13,615,110.60x = 20,394,672.30 × 9,360,083.40
  4. Step 4: Simplify right side
    13,615,110.60x = 190,895,833,643,669.84
  5. Step 5: Solve for x
    x = 190,895,833,643,669.84/13,615,110.60
  6. Step 6: Final answer
    x = 14,020,880.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.