Home / 29,117,991.40-43,676,987.10-28,740,077.80

Finding the Fourth Proportional to 29,117,991.40, 43,676,987.10 and 28,740,077.80

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Solution

The fourth proportional to 29,117,991.40, 43,676,987.10 and 28,740,077.80 is: 43,110,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117,991.40 : 43,676,987.10 = 28,740,077.80 : x
  2. Step 2: Convert to fraction form
    29,117,991.40/43,676,987.10 = 28,740,077.80/x
  3. Step 3: Cross multiply
    29,117,991.40x = 43,676,987.10 × 28,740,077.80
  4. Step 4: Simplify right side
    29,117,991.40x = 1,255,280,007,323,596.50
  5. Step 5: Solve for x
    x = 1,255,280,007,323,596.50/29,117,991.40
  6. Step 6: Final answer
    x = 43,110,116.70

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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.