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Finding the Fourth Proportional to 14,562,807.40, 21,844,211.10 and 8,894,103.40

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Solution

The fourth proportional to 14,562,807.40, 21,844,211.10 and 8,894,103.40 is: 13,341,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562,807.40 : 21,844,211.10 = 8,894,103.40 : x
  2. Step 2: Convert to fraction form
    14,562,807.40/21,844,211.10 = 8,894,103.40/x
  3. Step 3: Cross multiply
    14,562,807.40x = 21,844,211.10 × 8,894,103.40
  4. Step 4: Simplify right side
    14,562,807.40x = 194,284,672,214,827.75
  5. Step 5: Solve for x
    x = 194,284,672,214,827.75/14,562,807.40
  6. Step 6: Final answer
    x = 13,341,155.10

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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.