Home / 28,084,578.76-42,123,850.06-19,044,701.74

Finding the Fourth Proportional to 28,084,578.76, 42,123,850.06 and 19,044,701.74

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Solution

The fourth proportional to 28,084,578.76, 42,123,850.06 and 19,044,701.74 is: 28,565,005.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,578.76 : 42,123,850.06 = 19,044,701.74 : x
  2. Step 2: Convert to fraction form
    28,084,578.76/42,123,850.06 = 19,044,701.74/x
  3. Step 3: Cross multiply
    28,084,578.76x = 42,123,850.06 × 19,044,701.74
  4. Step 4: Simplify right side
    28,084,578.76x = 802,236,160,533,181.12
  5. Step 5: Solve for x
    x = 802,236,160,533,181.12/28,084,578.76
  6. Step 6: Final answer
    x = 28,565,005.99

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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.