Home / 10,116,212.08-15,179,300.40-4,724,078.86

Finding the Fourth Proportional to 10,116,212.08, 15,179,300.40 and 4,724,078.86

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Solution

The fourth proportional to 10,116,212.08, 15,179,300.40 and 4,724,078.86 is: 7,088,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,212.08 : 15,179,300.40 = 4,724,078.86 : x
  2. Step 2: Convert to fraction form
    10,116,212.08/15,179,300.40 = 4,724,078.86/x
  3. Step 3: Cross multiply
    10,116,212.08x = 15,179,300.40 × 4,724,078.86
  4. Step 4: Simplify right side
    10,116,212.08x = 71,708,212,129,229.55
  5. Step 5: Solve for x
    x = 71,708,212,129,229.55/10,116,212.08
  6. Step 6: Final answer
    x = 7,088,444.92

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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.