Home / 13,248,057.20-19,872,085.80-4,728,671.60

Finding the Fourth Proportional to 13,248,057.20, 19,872,085.80 and 4,728,671.60

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Solution

The fourth proportional to 13,248,057.20, 19,872,085.80 and 4,728,671.60 is: 7,093,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,057.20 : 19,872,085.80 = 4,728,671.60 : x
  2. Step 2: Convert to fraction form
    13,248,057.20/19,872,085.80 = 4,728,671.60/x
  3. Step 3: Cross multiply
    13,248,057.20x = 19,872,085.80 × 4,728,671.60
  4. Step 4: Simplify right side
    13,248,057.20x = 93,968,567,755,223.28
  5. Step 5: Solve for x
    x = 93,968,567,755,223.28/13,248,057.20
  6. Step 6: Final answer
    x = 7,093,007.40

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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.