Home / 28,173,836.40-42,312,076.20-24,646,642.80

Finding the Fourth Proportional to 28,173,836.40, 42,312,076.20 and 24,646,642.80

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Solution

The fourth proportional to 28,173,836.40, 42,312,076.20 and 24,646,642.80 is: 37,014,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,173,836.40 : 42,312,076.20 = 24,646,642.80 : x
  2. Step 2: Convert to fraction form
    28,173,836.40/42,312,076.20 = 24,646,642.80/x
  3. Step 3: Cross multiply
    28,173,836.40x = 42,312,076.20 × 24,646,642.80
  4. Step 4: Simplify right side
    28,173,836.40x = 1,042,850,628,227,781.50
  5. Step 5: Solve for x
    x = 1,042,850,628,227,781.50/28,173,836.40
  6. Step 6: Final answer
    x = 37,014,860.65

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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.