Home / 13,493,833.04-20,208,316.35-7,719,059.54

Finding the Fourth Proportional to 13,493,833.04, 20,208,316.35 and 7,719,059.54

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Solution

The fourth proportional to 13,493,833.04, 20,208,316.35 and 7,719,059.54 is: 11,560,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,833.04 : 20,208,316.35 = 7,719,059.54 : x
  2. Step 2: Convert to fraction form
    13,493,833.04/20,208,316.35 = 7,719,059.54/x
  3. Step 3: Cross multiply
    13,493,833.04x = 20,208,316.35 × 7,719,059.54
  4. Step 4: Simplify right side
    13,493,833.04x = 155,989,197,108,805.50
  5. Step 5: Solve for x
    x = 155,989,197,108,805.50/13,493,833.04
  6. Step 6: Final answer
    x = 11,560,036.10

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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.