Home / 12,359,543.40-18,534,066.30-5,971,753.80

Finding the Fourth Proportional to 12,359,543.40, 18,534,066.30 and 5,971,753.80

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Solution

The fourth proportional to 12,359,543.40, 18,534,066.30 and 5,971,753.80 is: 8,955,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359,543.40 : 18,534,066.30 = 5,971,753.80 : x
  2. Step 2: Convert to fraction form
    12,359,543.40/18,534,066.30 = 5,971,753.80/x
  3. Step 3: Cross multiply
    12,359,543.40x = 18,534,066.30 × 5,971,753.80
  4. Step 4: Simplify right side
    12,359,543.40x = 110,680,880,856,476.94
  5. Step 5: Solve for x
    x = 110,680,880,856,476.94/12,359,543.40
  6. Step 6: Final answer
    x = 8,955,094.64

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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.