Home / 8,363,761.42-12,539,964.72-4,254,984.40

Finding the Fourth Proportional to 8,363,761.42, 12,539,964.72 and 4,254,984.40

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Solution

The fourth proportional to 8,363,761.42, 12,539,964.72 and 4,254,984.40 is: 6,379,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,761.42 : 12,539,964.72 = 4,254,984.40 : x
  2. Step 2: Convert to fraction form
    8,363,761.42/12,539,964.72 = 4,254,984.40/x
  3. Step 3: Cross multiply
    8,363,761.42x = 12,539,964.72 × 4,254,984.40
  4. Step 4: Simplify right side
    8,363,761.42x = 53,357,354,260,150.38
  5. Step 5: Solve for x
    x = 53,357,354,260,150.38/8,363,761.42
  6. Step 6: Final answer
    x = 6,379,588.27

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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.