Home / 12,565,586.60-18,848,379.90-4,487,683.40

Finding the Fourth Proportional to 12,565,586.60, 18,848,379.90 and 4,487,683.40

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Solution

The fourth proportional to 12,565,586.60, 18,848,379.90 and 4,487,683.40 is: 6,731,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,586.60 : 18,848,379.90 = 4,487,683.40 : x
  2. Step 2: Convert to fraction form
    12,565,586.60/18,848,379.90 = 4,487,683.40/x
  3. Step 3: Cross multiply
    12,565,586.60x = 18,848,379.90 × 4,487,683.40
  4. Step 4: Simplify right side
    12,565,586.60x = 84,585,561,594,123.66
  5. Step 5: Solve for x
    x = 84,585,561,594,123.66/12,565,586.60
  6. Step 6: Final answer
    x = 6,731,525.10

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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.