Home / 63,063,154.06-87,070,183.81-40,790,129.65

Finding the Fourth Proportional to 63,063,154.06, 87,070,183.81 and 40,790,129.65

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Solution

The fourth proportional to 63,063,154.06, 87,070,183.81 and 40,790,129.65 is: 56,318,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,063,154.06 : 87,070,183.81 = 40,790,129.65 : x
  2. Step 2: Convert to fraction form
    63,063,154.06/87,070,183.81 = 40,790,129.65/x
  3. Step 3: Cross multiply
    63,063,154.06x = 87,070,183.81 × 40,790,129.65
  4. Step 4: Simplify right side
    63,063,154.06x = 3,551,604,085,939,580.50
  5. Step 5: Solve for x
    x = 3,551,604,085,939,580.50/63,063,154.06
  6. Step 6: Final answer
    x = 56,318,212.10

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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.