Home / 21,490,631.74-29,659,164.15-16,048,675.90

Finding the Fourth Proportional to 21,490,631.74, 29,659,164.15 and 16,048,675.90

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Solution

The fourth proportional to 21,490,631.74, 29,659,164.15 and 16,048,675.90 is: 22,148,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,490,631.74 : 29,659,164.15 = 16,048,675.90 : x
  2. Step 2: Convert to fraction form
    21,490,631.74/29,659,164.15 = 16,048,675.90/x
  3. Step 3: Cross multiply
    21,490,631.74x = 29,659,164.15 × 16,048,675.90
  4. Step 4: Simplify right side
    21,490,631.74x = 475,990,312,908,249
  5. Step 5: Solve for x
    x = 475,990,312,908,249/21,490,631.74
  6. Step 6: Final answer
    x = 22,148,735.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.