Home / 82,494,743.10-123,742,114.65-37,145,111.10

Finding the Fourth Proportional to 82,494,743.10, 123,742,114.65 and 37,145,111.10

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Solution

The fourth proportional to 82,494,743.10, 123,742,114.65 and 37,145,111.10 is: 55,717,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,494,743.10 : 123,742,114.65 = 37,145,111.10 : x
  2. Step 2: Convert to fraction form
    82,494,743.10/123,742,114.65 = 37,145,111.10/x
  3. Step 3: Cross multiply
    82,494,743.10x = 123,742,114.65 × 37,145,111.10
  4. Step 4: Simplify right side
    82,494,743.10x = 4,596,414,596,423,188
  5. Step 5: Solve for x
    x = 4,596,414,596,423,188/82,494,743.10
  6. Step 6: Final answer
    x = 55,717,666.65

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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.