Home / 72,683,714.46-109,074,055.62-37,701,069.96

Finding the Fourth Proportional to 72,683,714.46, 109,074,055.62 and 37,701,069.96

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Solution

The fourth proportional to 72,683,714.46, 109,074,055.62 and 37,701,069.96 is: 56,576,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,683,714.46 : 109,074,055.62 = 37,701,069.96 : x
  2. Step 2: Convert to fraction form
    72,683,714.46/109,074,055.62 = 37,701,069.96/x
  3. Step 3: Cross multiply
    72,683,714.46x = 109,074,055.62 × 37,701,069.96
  4. Step 4: Simplify right side
    72,683,714.46x = 4,112,208,601,750,551.50
  5. Step 5: Solve for x
    x = 4,112,208,601,750,551.50/72,683,714.46
  6. Step 6: Final answer
    x = 56,576,753.57

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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.