Home / 13,677,200.90-20,515,801.35-5,697,988.10

Finding the Fourth Proportional to 13,677,200.90, 20,515,801.35 and 5,697,988.10

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Solution

The fourth proportional to 13,677,200.90, 20,515,801.35 and 5,697,988.10 is: 8,546,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,677,200.90 : 20,515,801.35 = 5,697,988.10 : x
  2. Step 2: Convert to fraction form
    13,677,200.90/20,515,801.35 = 5,697,988.10/x
  3. Step 3: Cross multiply
    13,677,200.90x = 20,515,801.35 × 5,697,988.10
  4. Step 4: Simplify right side
    13,677,200.90x = 116,898,791,954,263.94
  5. Step 5: Solve for x
    x = 116,898,791,954,263.94/13,677,200.90
  6. Step 6: Final answer
    x = 8,546,982.15

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1.5x scale

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.