Home / 21,561,203.60-32,341,805.40-10,780,168.40

Finding the Fourth Proportional to 21,561,203.60, 32,341,805.40 and 10,780,168.40

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Solution

The fourth proportional to 21,561,203.60, 32,341,805.40 and 10,780,168.40 is: 16,170,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,561,203.60 : 32,341,805.40 = 10,780,168.40 : x
  2. Step 2: Convert to fraction form
    21,561,203.60/32,341,805.40 = 10,780,168.40/x
  3. Step 3: Cross multiply
    21,561,203.60x = 32,341,805.40 × 10,780,168.40
  4. Step 4: Simplify right side
    21,561,203.60x = 348,650,108,572,029.38
  5. Step 5: Solve for x
    x = 348,650,108,572,029.38/21,561,203.60
  6. Step 6: Final answer
    x = 16,170,252.60

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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.