Home / 12,565,181.32-18,848,726.70-4,885,526.68

Finding the Fourth Proportional to 12,565,181.32, 18,848,726.70 and 4,885,526.68

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Solution

The fourth proportional to 12,565,181.32, 18,848,726.70 and 4,885,526.68 is: 7,328,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,181.32 : 18,848,726.70 = 4,885,526.68 : x
  2. Step 2: Convert to fraction form
    12,565,181.32/18,848,726.70 = 4,885,526.68/x
  3. Step 3: Cross multiply
    12,565,181.32x = 18,848,726.70 × 4,885,526.68
  4. Step 4: Simplify right side
    12,565,181.32x = 92,085,957,176,878.34
  5. Step 5: Solve for x
    x = 92,085,957,176,878.34/12,565,181.32
  6. Step 6: Final answer
    x = 7,328,661.23

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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.