Home / 30,127,720.41-41,020,041.33-30,032,061.03

Finding the Fourth Proportional to 30,127,720.41, 41,020,041.33 and 30,032,061.03

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Solution

The fourth proportional to 30,127,720.41, 41,020,041.33 and 30,032,061.03 is: 40,889,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127,720.41 : 41,020,041.33 = 30,032,061.03 : x
  2. Step 2: Convert to fraction form
    30,127,720.41/41,020,041.33 = 30,032,061.03/x
  3. Step 3: Cross multiply
    30,127,720.41x = 41,020,041.33 × 30,032,061.03
  4. Step 4: Simplify right side
    30,127,720.41x = 1,231,916,384,675,682.25
  5. Step 5: Solve for x
    x = 1,231,916,384,675,682.25/30,127,720.41
  6. Step 6: Final answer
    x = 40,889,797.43

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.