Home / 11,020,800.60-16,531,200.90-7,973,872.20

Finding the Fourth Proportional to 11,020,800.60, 16,531,200.90 and 7,973,872.20

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Solution

The fourth proportional to 11,020,800.60, 16,531,200.90 and 7,973,872.20 is: 11,960,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020,800.60 : 16,531,200.90 = 7,973,872.20 : x
  2. Step 2: Convert to fraction form
    11,020,800.60/16,531,200.90 = 7,973,872.20/x
  3. Step 3: Cross multiply
    11,020,800.60x = 16,531,200.90 × 7,973,872.20
  4. Step 4: Simplify right side
    11,020,800.60x = 131,817,683,289,124.98
  5. Step 5: Solve for x
    x = 131,817,683,289,124.98/11,020,800.60
  6. Step 6: Final answer
    x = 11,960,808.30

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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.