Home / 32,689,987.68-45,112,180.86-18,946,923.48

Finding the Fourth Proportional to 32,689,987.68, 45,112,180.86 and 18,946,923.48

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Solution

The fourth proportional to 32,689,987.68, 45,112,180.86 and 18,946,923.48 is: 26,146,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689,987.68 : 45,112,180.86 = 18,946,923.48 : x
  2. Step 2: Convert to fraction form
    32,689,987.68/45,112,180.86 = 18,946,923.48/x
  3. Step 3: Cross multiply
    32,689,987.68x = 45,112,180.86 × 18,946,923.48
  4. Step 4: Simplify right side
    32,689,987.68x = 854,737,038,770,340.62
  5. Step 5: Solve for x
    x = 854,737,038,770,340.62/32,689,987.68
  6. Step 6: Final answer
    x = 26,146,753.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.