Home / 66,829,749.86-92,244,275.74-40,363,899.84

Finding the Fourth Proportional to 66,829,749.86, 92,244,275.74 and 40,363,899.84

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Solution

The fourth proportional to 66,829,749.86, 92,244,275.74 and 40,363,899.84 is: 55,713,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,829,749.86 : 92,244,275.74 = 40,363,899.84 : x
  2. Step 2: Convert to fraction form
    66,829,749.86/92,244,275.74 = 40,363,899.84/x
  3. Step 3: Cross multiply
    66,829,749.86x = 92,244,275.74 × 40,363,899.84
  4. Step 4: Simplify right side
    66,829,749.86x = 3,723,338,706,782,702
  5. Step 5: Solve for x
    x = 3,723,338,706,782,702/66,829,749.86
  6. Step 6: Final answer
    x = 55,713,790.86

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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.