Home / 13,403,397.80-20,091,099.84-6,570,509.96

Finding the Fourth Proportional to 13,403,397.80, 20,091,099.84 and 6,570,509.96

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Solution

The fourth proportional to 13,403,397.80, 20,091,099.84 and 6,570,509.96 is: 9,848,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,397.80 : 20,091,099.84 = 6,570,509.96 : x
  2. Step 2: Convert to fraction form
    13,403,397.80/20,091,099.84 = 6,570,509.96/x
  3. Step 3: Cross multiply
    13,403,397.80x = 20,091,099.84 × 6,570,509.96
  4. Step 4: Simplify right side
    13,403,397.80x = 132,008,771,505,618.91
  5. Step 5: Solve for x
    x = 132,008,771,505,618.91/13,403,397.80
  6. Step 6: Final answer
    x = 9,848,903.50

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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.