Home / 12,225,829.10-18,338,743.65-6,557,125.10

Finding the Fourth Proportional to 12,225,829.10, 18,338,743.65 and 6,557,125.10

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Solution

The fourth proportional to 12,225,829.10, 18,338,743.65 and 6,557,125.10 is: 9,835,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,829.10 : 18,338,743.65 = 6,557,125.10 : x
  2. Step 2: Convert to fraction form
    12,225,829.10/18,338,743.65 = 6,557,125.10/x
  3. Step 3: Cross multiply
    12,225,829.10x = 18,338,743.65 × 6,557,125.10
  4. Step 4: Simplify right side
    12,225,829.10x = 120,249,436,289,880.59
  5. Step 5: Solve for x
    x = 120,249,436,289,880.59/12,225,829.10
  6. Step 6: Final answer
    x = 9,835,687.65

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Double scale
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Similar ratio
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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.