Home / 12,299,250.60-18,448,875.90-5,475,810.60

Finding the Fourth Proportional to 12,299,250.60, 18,448,875.90 and 5,475,810.60

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Solution

The fourth proportional to 12,299,250.60, 18,448,875.90 and 5,475,810.60 is: 8,213,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,250.60 : 18,448,875.90 = 5,475,810.60 : x
  2. Step 2: Convert to fraction form
    12,299,250.60/18,448,875.90 = 5,475,810.60/x
  3. Step 3: Cross multiply
    12,299,250.60x = 18,448,875.90 × 5,475,810.60
  4. Step 4: Simplify right side
    12,299,250.60x = 101,022,550,211,304.53
  5. Step 5: Solve for x
    x = 101,022,550,211,304.53/12,299,250.60
  6. Step 6: Final answer
    x = 8,213,715.90

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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.