Home / 14,255,999.60-21,383,999.40-4,159,641.20

Finding the Fourth Proportional to 14,255,999.60, 21,383,999.40 and 4,159,641.20

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Solution

The fourth proportional to 14,255,999.60, 21,383,999.40 and 4,159,641.20 is: 6,239,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255,999.60 : 21,383,999.40 = 4,159,641.20 : x
  2. Step 2: Convert to fraction form
    14,255,999.60/21,383,999.40 = 4,159,641.20/x
  3. Step 3: Cross multiply
    14,255,999.60x = 21,383,999.40 × 4,159,641.20
  4. Step 4: Simplify right side
    14,255,999.60x = 88,949,764,925,015.28
  5. Step 5: Solve for x
    x = 88,949,764,925,015.28/14,255,999.60
  6. Step 6: Final answer
    x = 6,239,461.80

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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.