Home / 4,953,010.10-7,429,515.15-2,118,658.10

Finding the Fourth Proportional to 4,953,010.10, 7,429,515.15 and 2,118,658.10

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Solution

The fourth proportional to 4,953,010.10, 7,429,515.15 and 2,118,658.10 is: 3,177,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953,010.10 : 7,429,515.15 = 2,118,658.10 : x
  2. Step 2: Convert to fraction form
    4,953,010.10/7,429,515.15 = 2,118,658.10/x
  3. Step 3: Cross multiply
    4,953,010.10x = 7,429,515.15 × 2,118,658.10
  4. Step 4: Simplify right side
    4,953,010.10x = 15,740,602,451,620.22
  5. Step 5: Solve for x
    x = 15,740,602,451,620.22/4,953,010.10
  6. Step 6: Final answer
    x = 3,177,987.15

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Double scale
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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.