Home / 7,853,813.76-11,779,408.32-2,174,612.16

Finding the Fourth Proportional to 7,853,813.76, 11,779,408.32 and 2,174,612.16

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Solution

The fourth proportional to 7,853,813.76, 11,779,408.32 and 2,174,612.16 is: 3,261,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853,813.76 : 11,779,408.32 = 2,174,612.16 : x
  2. Step 2: Convert to fraction form
    7,853,813.76/11,779,408.32 = 2,174,612.16/x
  3. Step 3: Cross multiply
    7,853,813.76x = 11,779,408.32 × 2,174,612.16
  4. Step 4: Simplify right side
    7,853,813.76x = 25,615,644,570,277.17
  5. Step 5: Solve for x
    x = 25,615,644,570,277.17/7,853,813.76
  6. Step 6: Final answer
    x = 3,261,554.88

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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.