Home / 28,052,333.91-42,078,498.35-14,217,137.55

Finding the Fourth Proportional to 28,052,333.91, 42,078,498.35 and 14,217,137.55

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Solution

The fourth proportional to 28,052,333.91, 42,078,498.35 and 14,217,137.55 is: 21,325,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052,333.91 : 42,078,498.35 = 14,217,137.55 : x
  2. Step 2: Convert to fraction form
    28,052,333.91/42,078,498.35 = 14,217,137.55/x
  3. Step 3: Cross multiply
    28,052,333.91x = 42,078,498.35 × 14,217,137.55
  4. Step 4: Simplify right side
    28,052,333.91x = 598,235,798,868,312.38
  5. Step 5: Solve for x
    x = 598,235,798,868,312.38/28,052,333.91
  6. Step 6: Final answer
    x = 21,325,705.05

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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.