Home / 12,577,506.96-17,357,575.41-7,072,614.81

Finding the Fourth Proportional to 12,577,506.96, 17,357,575.41 and 7,072,614.81

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Solution

The fourth proportional to 12,577,506.96, 17,357,575.41 and 7,072,614.81 is: 9,760,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,506.96 : 17,357,575.41 = 7,072,614.81 : x
  2. Step 2: Convert to fraction form
    12,577,506.96/17,357,575.41 = 7,072,614.81/x
  3. Step 3: Cross multiply
    12,577,506.96x = 17,357,575.41 × 7,072,614.81
  4. Step 4: Simplify right side
    12,577,506.96x = 122,763,444,910,457.81
  5. Step 5: Solve for x
    x = 122,763,444,910,457.81/12,577,506.96
  6. Step 6: Final answer
    x = 9,760,554.72

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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.