Home / 8,749,978.70-12,074,971.66-4,829,736.15

Finding the Fourth Proportional to 8,749,978.70, 12,074,971.66 and 4,829,736.15

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Solution

The fourth proportional to 8,749,978.70, 12,074,971.66 and 4,829,736.15 is: 6,665,036.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,978.70 : 12,074,971.66 = 4,829,736.15 : x
  2. Step 2: Convert to fraction form
    8,749,978.70/12,074,971.66 = 4,829,736.15/x
  3. Step 3: Cross multiply
    8,749,978.70x = 12,074,971.66 × 4,829,736.15
  4. Step 4: Simplify right side
    8,749,978.70x = 58,318,927,136,527.52
  5. Step 5: Solve for x
    x = 58,318,927,136,527.52/8,749,978.70
  6. Step 6: Final answer
    x = 6,665,036.47

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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.