Home / 38,290,608.23-57,436,412.52-12,731,617.13

Finding the Fourth Proportional to 38,290,608.23, 57,436,412.52 and 12,731,617.13

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Solution

The fourth proportional to 38,290,608.23, 57,436,412.52 and 12,731,617.13 is: 19,097,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290,608.23 : 57,436,412.52 = 12,731,617.13 : x
  2. Step 2: Convert to fraction form
    38,290,608.23/57,436,412.52 = 12,731,617.13/x
  3. Step 3: Cross multiply
    38,290,608.23x = 57,436,412.52 × 12,731,617.13
  4. Step 4: Simplify right side
    38,290,608.23x = 731,258,413,525,378.50
  5. Step 5: Solve for x
    x = 731,258,413,525,378.50/38,290,608.23
  6. Step 6: Final answer
    x = 19,097,592.00

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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.