Home / 8,302,642.90-12,459,213.15-4,890,922.90

Finding the Fourth Proportional to 8,302,642.90, 12,459,213.15 and 4,890,922.90

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Solution

The fourth proportional to 8,302,642.90, 12,459,213.15 and 4,890,922.90 is: 7,339,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,642.90 : 12,459,213.15 = 4,890,922.90 : x
  2. Step 2: Convert to fraction form
    8,302,642.90/12,459,213.15 = 4,890,922.90/x
  3. Step 3: Cross multiply
    8,302,642.90x = 12,459,213.15 × 4,890,922.90
  4. Step 4: Simplify right side
    8,302,642.90x = 60,937,050,911,316.14
  5. Step 5: Solve for x
    x = 60,937,050,911,316.14/8,302,642.90
  6. Step 6: Final answer
    x = 7,339,476.31

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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.