Home / 16,128,428.60-24,192,642.90-8,066,271.80

Finding the Fourth Proportional to 16,128,428.60, 24,192,642.90 and 8,066,271.80

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Solution

The fourth proportional to 16,128,428.60, 24,192,642.90 and 8,066,271.80 is: 12,099,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,428.60 : 24,192,642.90 = 8,066,271.80 : x
  2. Step 2: Convert to fraction form
    16,128,428.60/24,192,642.90 = 8,066,271.80/x
  3. Step 3: Cross multiply
    16,128,428.60x = 24,192,642.90 × 8,066,271.80
  4. Step 4: Simplify right side
    16,128,428.60x = 195,144,433,191,740.22
  5. Step 5: Solve for x
    x = 195,144,433,191,740.22/16,128,428.60
  6. Step 6: Final answer
    x = 12,099,407.70

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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.