Home / 11,911,484.48-16,439,307.90-7,016,453.60

Finding the Fourth Proportional to 11,911,484.48, 16,439,307.90 and 7,016,453.60

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Solution

The fourth proportional to 11,911,484.48, 16,439,307.90 and 7,016,453.60 is: 9,683,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911,484.48 : 16,439,307.90 = 7,016,453.60 : x
  2. Step 2: Convert to fraction form
    11,911,484.48/16,439,307.90 = 7,016,453.60/x
  3. Step 3: Cross multiply
    11,911,484.48x = 16,439,307.90 × 7,016,453.60
  4. Step 4: Simplify right side
    11,911,484.48x = 115,345,641,096,463.44
  5. Step 5: Solve for x
    x = 115,345,641,096,463.44/11,911,484.48
  6. Step 6: Final answer
    x = 9,683,565.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.