Home / 40,911,866.81-56,459,573.16-22,328,198.89

Finding the Fourth Proportional to 40,911,866.81, 56,459,573.16 and 22,328,198.89

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Solution

The fourth proportional to 40,911,866.81, 56,459,573.16 and 22,328,198.89 is: 30,813,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,866.81 : 56,459,573.16 = 22,328,198.89 : x
  2. Step 2: Convert to fraction form
    40,911,866.81/56,459,573.16 = 22,328,198.89/x
  3. Step 3: Cross multiply
    40,911,866.81x = 56,459,573.16 × 22,328,198.89
  4. Step 4: Simplify right side
    40,911,866.81x = 1,260,640,578,760,985.75
  5. Step 5: Solve for x
    x = 1,260,640,578,760,985.75/40,911,866.81
  6. Step 6: Final answer
    x = 30,813,567.73

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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.