Home / 28,048,872.20-42,073,308.30-9,855,875.30

Finding the Fourth Proportional to 28,048,872.20, 42,073,308.30 and 9,855,875.30

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Solution

The fourth proportional to 28,048,872.20, 42,073,308.30 and 9,855,875.30 is: 14,783,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048,872.20 : 42,073,308.30 = 9,855,875.30 : x
  2. Step 2: Convert to fraction form
    28,048,872.20/42,073,308.30 = 9,855,875.30/x
  3. Step 3: Cross multiply
    28,048,872.20x = 42,073,308.30 × 9,855,875.30
  4. Step 4: Simplify right side
    28,048,872.20x = 414,669,280,063,255
  5. Step 5: Solve for x
    x = 414,669,280,063,255/28,048,872.20
  6. Step 6: Final answer
    x = 14,783,812.95

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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.