Home / 13,607,085-20,410,627.50-5,628,909

Finding the Fourth Proportional to 13,607,085, 20,410,627.50 and 5,628,909

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Solution

The fourth proportional to 13,607,085, 20,410,627.50 and 5,628,909 is: 8,443,363.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607,085 : 20,410,627.50 = 5,628,909 : x
  2. Step 2: Convert to fraction form
    13,607,085/20,410,627.50 = 5,628,909/x
  3. Step 3: Cross multiply
    13,607,085x = 20,410,627.50 × 5,628,909
  4. Step 4: Simplify right side
    13,607,085x = 114,889,564,830,397.50
  5. Step 5: Solve for x
    x = 114,889,564,830,397.50/13,607,085
  6. Step 6: Final answer
    x = 8,443,363.50

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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.