Home / 12,316,872.48-18,469,000.40-6,562,885.20

Finding the Fourth Proportional to 12,316,872.48, 18,469,000.40 and 6,562,885.20

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Solution

The fourth proportional to 12,316,872.48, 18,469,000.40 and 6,562,885.20 is: 9,840,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316,872.48 : 18,469,000.40 = 6,562,885.20 : x
  2. Step 2: Convert to fraction form
    12,316,872.48/18,469,000.40 = 6,562,885.20/x
  3. Step 3: Cross multiply
    12,316,872.48x = 18,469,000.40 × 6,562,885.20
  4. Step 4: Simplify right side
    12,316,872.48x = 121,209,929,383,954.08
  5. Step 5: Solve for x
    x = 121,209,929,383,954.08/12,316,872.48
  6. Step 6: Final answer
    x = 9,840,966.49

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1.5x scale

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.