Home / 14,638,664.60-20,201,110.32-8,112,280.76

Finding the Fourth Proportional to 14,638,664.60, 20,201,110.32 and 8,112,280.76

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Solution

The fourth proportional to 14,638,664.60, 20,201,110.32 and 8,112,280.76 is: 11,194,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638,664.60 : 20,201,110.32 = 8,112,280.76 : x
  2. Step 2: Convert to fraction form
    14,638,664.60/20,201,110.32 = 8,112,280.76/x
  3. Step 3: Cross multiply
    14,638,664.60x = 20,201,110.32 × 8,112,280.76
  4. Step 4: Simplify right side
    14,638,664.60x = 163,877,078,579,573.44
  5. Step 5: Solve for x
    x = 163,877,078,579,573.44/14,638,664.60
  6. Step 6: Final answer
    x = 11,194,810.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.