Home / 30,821,805.60-46,232,708.40-15,705,261.60

Finding the Fourth Proportional to 30,821,805.60, 46,232,708.40 and 15,705,261.60

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Solution

The fourth proportional to 30,821,805.60, 46,232,708.40 and 15,705,261.60 is: 23,557,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821,805.60 : 46,232,708.40 = 15,705,261.60 : x
  2. Step 2: Convert to fraction form
    30,821,805.60/46,232,708.40 = 15,705,261.60/x
  3. Step 3: Cross multiply
    30,821,805.60x = 46,232,708.40 × 15,705,261.60
  4. Step 4: Simplify right side
    30,821,805.60x = 726,096,779,898,517.38
  5. Step 5: Solve for x
    x = 726,096,779,898,517.38/30,821,805.60
  6. Step 6: Final answer
    x = 23,557,892.40

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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.