Home / 19,303,260.30-28,954,873.98-4,926,326.94

Finding the Fourth Proportional to 19,303,260.30, 28,954,873.98 and 4,926,326.94

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Solution

The fourth proportional to 19,303,260.30, 28,954,873.98 and 4,926,326.94 is: 7,389,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,260.30 : 28,954,873.98 = 4,926,326.94 : x
  2. Step 2: Convert to fraction form
    19,303,260.30/28,954,873.98 = 4,926,326.94/x
  3. Step 3: Cross multiply
    19,303,260.30x = 28,954,873.98 × 4,926,326.94
  4. Step 4: Simplify right side
    19,303,260.30x = 142,641,175,731,979.03
  5. Step 5: Solve for x
    x = 142,641,175,731,979.03/19,303,260.30
  6. Step 6: Final answer
    x = 7,389,486.21

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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.