Home / 30,802,872.06-42,508,466.82-16,863,994.62

Finding the Fourth Proportional to 30,802,872.06, 42,508,466.82 and 16,863,994.62

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Solution

The fourth proportional to 30,802,872.06, 42,508,466.82 and 16,863,994.62 is: 23,272,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,872.06 : 42,508,466.82 = 16,863,994.62 : x
  2. Step 2: Convert to fraction form
    30,802,872.06/42,508,466.82 = 16,863,994.62/x
  3. Step 3: Cross multiply
    30,802,872.06x = 42,508,466.82 × 16,863,994.62
  4. Step 4: Simplify right side
    30,802,872.06x = 716,862,555,756,928.50
  5. Step 5: Solve for x
    x = 716,862,555,756,928.50/30,802,872.06
  6. Step 6: Final answer
    x = 23,272,588.17

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1.5x scale

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.