Home / 15,405,743.40-23,089,952.70-6,877,026.60

Finding the Fourth Proportional to 15,405,743.40, 23,089,952.70 and 6,877,026.60

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Solution

The fourth proportional to 15,405,743.40, 23,089,952.70 and 6,877,026.60 is: 10,307,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,405,743.40 : 23,089,952.70 = 6,877,026.60 : x
  2. Step 2: Convert to fraction form
    15,405,743.40/23,089,952.70 = 6,877,026.60/x
  3. Step 3: Cross multiply
    15,405,743.40x = 23,089,952.70 × 6,877,026.60
  4. Step 4: Simplify right side
    15,405,743.40x = 158,790,218,910,641.81
  5. Step 5: Solve for x
    x = 158,790,218,910,641.81/15,405,743.40
  6. Step 6: Final answer
    x = 10,307,209.12

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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.