Home / 30,681,117.76-46,039,260.96-12,481,954.24

Finding the Fourth Proportional to 30,681,117.76, 46,039,260.96 and 12,481,954.24

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Solution

The fourth proportional to 30,681,117.76, 46,039,260.96 and 12,481,954.24 is: 18,730,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,681,117.76 : 46,039,260.96 = 12,481,954.24 : x
  2. Step 2: Convert to fraction form
    30,681,117.76/46,039,260.96 = 12,481,954.24/x
  3. Step 3: Cross multiply
    30,681,117.76x = 46,039,260.96 × 12,481,954.24
  4. Step 4: Simplify right side
    30,681,117.76x = 574,659,948,546,138.50
  5. Step 5: Solve for x
    x = 574,659,948,546,138.50/30,681,117.76
  6. Step 6: Final answer
    x = 18,730,085.16

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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.