Home / 7,686,394.96-11,520,587.40-3,134,605.36

Finding the Fourth Proportional to 7,686,394.96, 11,520,587.40 and 3,134,605.36

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Solution

The fourth proportional to 7,686,394.96, 11,520,587.40 and 3,134,605.36 is: 4,698,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,394.96 : 11,520,587.40 = 3,134,605.36 : x
  2. Step 2: Convert to fraction form
    7,686,394.96/11,520,587.40 = 3,134,605.36/x
  3. Step 3: Cross multiply
    7,686,394.96x = 11,520,587.40 × 3,134,605.36
  4. Step 4: Simplify right side
    7,686,394.96x = 36,112,495,014,388.46
  5. Step 5: Solve for x
    x = 36,112,495,014,388.46/7,686,394.96
  6. Step 6: Final answer
    x = 4,698,235.68

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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.