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Finding the Fourth Proportional to 17,804,547.80, 26,706,821.70 and 16,529,089.40

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Solution

The fourth proportional to 17,804,547.80, 26,706,821.70 and 16,529,089.40 is: 24,793,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,804,547.80 : 26,706,821.70 = 16,529,089.40 : x
  2. Step 2: Convert to fraction form
    17,804,547.80/26,706,821.70 = 16,529,089.40/x
  3. Step 3: Cross multiply
    17,804,547.80x = 26,706,821.70 × 16,529,089.40
  4. Step 4: Simplify right side
    17,804,547.80x = 441,439,443,469,160
  5. Step 5: Solve for x
    x = 441,439,443,469,160/17,804,547.80
  6. Step 6: Final answer
    x = 24,793,634.10

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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.