Home / 16,040,838.90-24,061,258.35-12,457,658.10

Finding the Fourth Proportional to 16,040,838.90, 24,061,258.35 and 12,457,658.10

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Solution

The fourth proportional to 16,040,838.90, 24,061,258.35 and 12,457,658.10 is: 18,686,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040,838.90 : 24,061,258.35 = 12,457,658.10 : x
  2. Step 2: Convert to fraction form
    16,040,838.90/24,061,258.35 = 12,457,658.10/x
  3. Step 3: Cross multiply
    16,040,838.90x = 24,061,258.35 × 12,457,658.10
  4. Step 4: Simplify right side
    16,040,838.90x = 299,746,929,980,070.12
  5. Step 5: Solve for x
    x = 299,746,929,980,070.12/16,040,838.90
  6. Step 6: Final answer
    x = 18,686,487.15

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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.