Home / 28,224,180.40-42,336,270.60-28,025,114.80

Finding the Fourth Proportional to 28,224,180.40, 42,336,270.60 and 28,025,114.80

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Solution

The fourth proportional to 28,224,180.40, 42,336,270.60 and 28,025,114.80 is: 42,037,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,224,180.40 : 42,336,270.60 = 28,025,114.80 : x
  2. Step 2: Convert to fraction form
    28,224,180.40/42,336,270.60 = 28,025,114.80/x
  3. Step 3: Cross multiply
    28,224,180.40x = 42,336,270.60 × 28,025,114.80
  4. Step 4: Simplify right side
    28,224,180.40x = 1,186,478,843,768,865
  5. Step 5: Solve for x
    x = 1,186,478,843,768,865/28,224,180.40
  6. Step 6: Final answer
    x = 42,037,672.20

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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.