Home / 21,739,312.40-32,608,968.60-6,593,997.20

Finding the Fourth Proportional to 21,739,312.40, 32,608,968.60 and 6,593,997.20

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Solution

The fourth proportional to 21,739,312.40, 32,608,968.60 and 6,593,997.20 is: 9,890,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739,312.40 : 32,608,968.60 = 6,593,997.20 : x
  2. Step 2: Convert to fraction form
    21,739,312.40/32,608,968.60 = 6,593,997.20/x
  3. Step 3: Cross multiply
    21,739,312.40x = 32,608,968.60 × 6,593,997.20
  4. Step 4: Simplify right side
    21,739,312.40x = 215,023,447,643,287.94
  5. Step 5: Solve for x
    x = 215,023,447,643,287.94/21,739,312.40
  6. Step 6: Final answer
    x = 9,890,995.80

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Double scale
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Similar ratio
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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.