Home / 30,943,086.20-46,380,730.80-15,565,851.80

Finding the Fourth Proportional to 30,943,086.20, 46,380,730.80 and 15,565,851.80

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Solution

The fourth proportional to 30,943,086.20, 46,380,730.80 and 15,565,851.80 is: 23,331,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943,086.20 : 46,380,730.80 = 15,565,851.80 : x
  2. Step 2: Convert to fraction form
    30,943,086.20/46,380,730.80 = 15,565,851.80/x
  3. Step 3: Cross multiply
    30,943,086.20x = 46,380,730.80 × 15,565,851.80
  4. Step 4: Simplify right side
    30,943,086.20x = 721,955,582,008,495.38
  5. Step 5: Solve for x
    x = 721,955,582,008,495.38/30,943,086.20
  6. Step 6: Final answer
    x = 23,331,725.13

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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.