Home / 40,843,914.30-61,181,890.65-28,078,832.70

Finding the Fourth Proportional to 40,843,914.30, 61,181,890.65 and 28,078,832.70

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Solution

The fourth proportional to 40,843,914.30, 61,181,890.65 and 28,078,832.70 is: 42,060,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,843,914.30 : 61,181,890.65 = 28,078,832.70 : x
  2. Step 2: Convert to fraction form
    40,843,914.30/61,181,890.65 = 28,078,832.70/x
  3. Step 3: Cross multiply
    40,843,914.30x = 61,181,890.65 × 28,078,832.70
  4. Step 4: Simplify right side
    40,843,914.30x = 1,717,916,071,831,044.25
  5. Step 5: Solve for x
    x = 1,717,916,071,831,044.25/40,843,914.30
  6. Step 6: Final answer
    x = 42,060,515.04

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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.