Home / 12,746,290.10-19,125,085.80-6,679,579.43

Finding the Fourth Proportional to 12,746,290.10, 19,125,085.80 and 6,679,579.43

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Solution

The fourth proportional to 12,746,290.10, 19,125,085.80 and 6,679,579.43 is: 10,022,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,290.10 : 19,125,085.80 = 6,679,579.43 : x
  2. Step 2: Convert to fraction form
    12,746,290.10/19,125,085.80 = 6,679,579.43/x
  3. Step 3: Cross multiply
    12,746,290.10x = 19,125,085.80 × 6,679,579.43
  4. Step 4: Simplify right side
    12,746,290.10x = 127,747,529,611,039.67
  5. Step 5: Solve for x
    x = 127,747,529,611,039.67/12,746,290.10
  6. Step 6: Final answer
    x = 10,022,330.31

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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.