Home / 12,452,564.10-18,678,846.15-4,877,012.10

Finding the Fourth Proportional to 12,452,564.10, 18,678,846.15 and 4,877,012.10

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Solution

The fourth proportional to 12,452,564.10, 18,678,846.15 and 4,877,012.10 is: 7,315,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,564.10 : 18,678,846.15 = 4,877,012.10 : x
  2. Step 2: Convert to fraction form
    12,452,564.10/18,678,846.15 = 4,877,012.10/x
  3. Step 3: Cross multiply
    12,452,564.10x = 18,678,846.15 × 4,877,012.10
  4. Step 4: Simplify right side
    12,452,564.10x = 91,096,958,687,588.41
  5. Step 5: Solve for x
    x = 91,096,958,687,588.41/12,452,564.10
  6. Step 6: Final answer
    x = 7,315,518.15

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Similar ratio
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1.5x scale

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.