Home / 13,646,528.02-20,479,668.90-5,338,557.01

Finding the Fourth Proportional to 13,646,528.02, 20,479,668.90 and 5,338,557.01

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Solution

The fourth proportional to 13,646,528.02, 20,479,668.90 and 5,338,557.01 is: 8,011,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,528.02 : 20,479,668.90 = 5,338,557.01 : x
  2. Step 2: Convert to fraction form
    13,646,528.02/20,479,668.90 = 5,338,557.01/x
  3. Step 3: Cross multiply
    13,646,528.02x = 20,479,668.90 × 5,338,557.01
  4. Step 4: Simplify right side
    13,646,528.02x = 109,331,879,968,573.97
  5. Step 5: Solve for x
    x = 109,331,879,968,573.97/13,646,528.02
  6. Step 6: Final answer
    x = 8,011,699.37

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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.