Home / 28,584,076.40-42,876,114.60-16,490,841.20

Finding the Fourth Proportional to 28,584,076.40, 42,876,114.60 and 16,490,841.20

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Solution

The fourth proportional to 28,584,076.40, 42,876,114.60 and 16,490,841.20 is: 24,736,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,076.40 : 42,876,114.60 = 16,490,841.20 : x
  2. Step 2: Convert to fraction form
    28,584,076.40/42,876,114.60 = 16,490,841.20/x
  3. Step 3: Cross multiply
    28,584,076.40x = 42,876,114.60 × 16,490,841.20
  4. Step 4: Simplify right side
    28,584,076.40x = 707,063,197,141,601.50
  5. Step 5: Solve for x
    x = 707,063,197,141,601.50/28,584,076.40
  6. Step 6: Final answer
    x = 24,736,261.80

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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.