Home / 8,126,670.92-12,173,764.52-4,886,434.32

Finding the Fourth Proportional to 8,126,670.92, 12,173,764.52 and 4,886,434.32

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Solution

The fourth proportional to 8,126,670.92, 12,173,764.52 and 4,886,434.32 is: 7,319,885.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,670.92 : 12,173,764.52 = 4,886,434.32 : x
  2. Step 2: Convert to fraction form
    8,126,670.92/12,173,764.52 = 4,886,434.32/x
  3. Step 3: Cross multiply
    8,126,670.92x = 12,173,764.52 × 4,886,434.32
  4. Step 4: Simplify right side
    8,126,670.92x = 59,486,300,754,126.33
  5. Step 5: Solve for x
    x = 59,486,300,754,126.33/8,126,670.92
  6. Step 6: Final answer
    x = 7,319,885.52

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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.