Home / 13,528,050.22-20,299,051.86-6,340,314.34

Finding the Fourth Proportional to 13,528,050.22, 20,299,051.86 and 6,340,314.34

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Solution

The fourth proportional to 13,528,050.22, 20,299,051.86 and 6,340,314.34 is: 9,513,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528,050.22 : 20,299,051.86 = 6,340,314.34 : x
  2. Step 2: Convert to fraction form
    13,528,050.22/20,299,051.86 = 6,340,314.34/x
  3. Step 3: Cross multiply
    13,528,050.22x = 20,299,051.86 × 6,340,314.34
  4. Step 4: Simplify right side
    13,528,050.22x = 128,702,369,479,015.64
  5. Step 5: Solve for x
    x = 128,702,369,479,015.64/13,528,050.22
  6. Step 6: Final answer
    x = 9,513,741.26

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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.