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Finding the Fourth Proportional to 16,646,643, 24,969,965.04 and 4,679,379

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Solution

The fourth proportional to 16,646,643, 24,969,965.04 and 4,679,379 is: 7,019,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646,643 : 24,969,965.04 = 4,679,379 : x
  2. Step 2: Convert to fraction form
    16,646,643/24,969,965.04 = 4,679,379/x
  3. Step 3: Cross multiply
    16,646,643x = 24,969,965.04 × 4,679,379
  4. Step 4: Simplify right side
    16,646,643x = 116,843,930,038,910.16
  5. Step 5: Solve for x
    x = 116,843,930,038,910.16/16,646,643
  6. Step 6: Final answer
    x = 7,019,068.65

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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.