Home / 75,765,638.10-104,554,034.91-47,903,345.58

Finding the Fourth Proportional to 75,765,638.10, 104,554,034.91 and 47,903,345.58

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Solution

The fourth proportional to 75,765,638.10, 104,554,034.91 and 47,903,345.58 is: 66,105,007.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,765,638.10 : 104,554,034.91 = 47,903,345.58 : x
  2. Step 2: Convert to fraction form
    75,765,638.10/104,554,034.91 = 47,903,345.58/x
  3. Step 3: Cross multiply
    75,765,638.10x = 104,554,034.91 × 47,903,345.58
  4. Step 4: Simplify right side
    75,765,638.10x = 5,008,488,066,077,114
  5. Step 5: Solve for x
    x = 5,008,488,066,077,114/75,765,638.10
  6. Step 6: Final answer
    x = 66,105,007.38

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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.