Home / 16,005,689.92-22,089,954.72-9,128,595.52

Finding the Fourth Proportional to 16,005,689.92, 22,089,954.72 and 9,128,595.52

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Solution

The fourth proportional to 16,005,689.92, 22,089,954.72 and 9,128,595.52 is: 12,598,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,689.92 : 22,089,954.72 = 9,128,595.52 : x
  2. Step 2: Convert to fraction form
    16,005,689.92/22,089,954.72 = 9,128,595.52/x
  3. Step 3: Cross multiply
    16,005,689.92x = 22,089,954.72 × 9,128,595.52
  4. Step 4: Simplify right side
    16,005,689.92x = 201,650,261,693,994.84
  5. Step 5: Solve for x
    x = 201,650,261,693,994.84/16,005,689.92
  6. Step 6: Final answer
    x = 12,598,661.02

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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.