Home / 12,097,176.20-18,154,058.70-5,370,417.80

Finding the Fourth Proportional to 12,097,176.20, 18,154,058.70 and 5,370,417.80

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Solution

The fourth proportional to 12,097,176.20, 18,154,058.70 and 5,370,417.80 is: 8,059,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,176.20 : 18,154,058.70 = 5,370,417.80 : x
  2. Step 2: Convert to fraction form
    12,097,176.20/18,154,058.70 = 5,370,417.80/x
  3. Step 3: Cross multiply
    12,097,176.20x = 18,154,058.70 × 5,370,417.80
  4. Step 4: Simplify right side
    12,097,176.20x = 97,494,879,984,724.86
  5. Step 5: Solve for x
    x = 97,494,879,984,724.86/12,097,176.20
  6. Step 6: Final answer
    x = 8,059,308.91

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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.