Home / 13,712,378.32-20,550,852.42-6,526,114.96

Finding the Fourth Proportional to 13,712,378.32, 20,550,852.42 and 6,526,114.96

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Solution

The fourth proportional to 13,712,378.32, 20,550,852.42 and 6,526,114.96 is: 9,780,741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,712,378.32 : 20,550,852.42 = 6,526,114.96 : x
  2. Step 2: Convert to fraction form
    13,712,378.32/20,550,852.42 = 6,526,114.96/x
  3. Step 3: Cross multiply
    13,712,378.32x = 20,550,852.42 × 6,526,114.96
  4. Step 4: Simplify right side
    13,712,378.32x = 134,117,225,418,914.22
  5. Step 5: Solve for x
    x = 134,117,225,418,914.22/13,712,378.32
  6. Step 6: Final answer
    x = 9,780,741.33

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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.