Home / 12,712,273.08-17,543,136.46-6,911,076.98

Finding the Fourth Proportional to 12,712,273.08, 17,543,136.46 and 6,911,076.98

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Solution

The fourth proportional to 12,712,273.08, 17,543,136.46 and 6,911,076.98 is: 9,537,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,712,273.08 : 17,543,136.46 = 6,911,076.98 : x
  2. Step 2: Convert to fraction form
    12,712,273.08/17,543,136.46 = 6,911,076.98/x
  3. Step 3: Cross multiply
    12,712,273.08x = 17,543,136.46 × 6,911,076.98
  4. Step 4: Simplify right side
    12,712,273.08x = 121,241,966,545,704.70
  5. Step 5: Solve for x
    x = 121,241,966,545,704.70/12,712,273.08
  6. Step 6: Final answer
    x = 9,537,394.75

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1.5x scale

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.