Home / 28,404,784.40-42,582,293.40-17,049,750.80

Finding the Fourth Proportional to 28,404,784.40, 42,582,293.40 and 17,049,750.80

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Solution

The fourth proportional to 28,404,784.40, 42,582,293.40 and 17,049,750.80 is: 25,559,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,404,784.40 : 42,582,293.40 = 17,049,750.80 : x
  2. Step 2: Convert to fraction form
    28,404,784.40/42,582,293.40 = 17,049,750.80/x
  3. Step 3: Cross multiply
    28,404,784.40x = 42,582,293.40 × 17,049,750.80
  4. Step 4: Simplify right side
    28,404,784.40x = 726,017,490,962,484.75
  5. Step 5: Solve for x
    x = 726,017,490,962,484.75/28,404,784.40
  6. Step 6: Final answer
    x = 25,559,690.25

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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.