Home / 89,554,461.90-134,331,692.85-28,970,187.90

Finding the Fourth Proportional to 89,554,461.90, 134,331,692.85 and 28,970,187.90

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Solution

The fourth proportional to 89,554,461.90, 134,331,692.85 and 28,970,187.90 is: 43,455,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554,461.90 : 134,331,692.85 = 28,970,187.90 : x
  2. Step 2: Convert to fraction form
    89,554,461.90/134,331,692.85 = 28,970,187.90/x
  3. Step 3: Cross multiply
    89,554,461.90x = 134,331,692.85 × 28,970,187.90
  4. Step 4: Simplify right side
    89,554,461.90x = 3,891,614,382,789,586
  5. Step 5: Solve for x
    x = 3,891,614,382,789,586/89,554,461.90
  6. Step 6: Final answer
    x = 43,455,281.85

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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.