Home / 40,911,709.88-56,459,355.45-22,328,042.71

Finding the Fourth Proportional to 40,911,709.88, 56,459,355.45 and 22,328,042.71

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Solution

The fourth proportional to 40,911,709.88, 56,459,355.45 and 22,328,042.71 is: 30,813,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,709.88 : 56,459,355.45 = 22,328,042.71 : x
  2. Step 2: Convert to fraction form
    40,911,709.88/56,459,355.45 = 22,328,042.71/x
  3. Step 3: Cross multiply
    40,911,709.88x = 56,459,355.45 × 22,328,042.71
  4. Step 4: Simplify right side
    40,911,709.88x = 1,260,626,899,809,253
  5. Step 5: Solve for x
    x = 1,260,626,899,809,253/40,911,709.88
  6. Step 6: Final answer
    x = 30,813,351.57

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1.5x scale

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.