Home / 28,593,977.90-39,460,089.13-15,541,232.90

Finding the Fourth Proportional to 28,593,977.90, 39,460,089.13 and 15,541,232.90

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Solution

The fourth proportional to 28,593,977.90, 39,460,089.13 and 15,541,232.90 is: 21,447,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593,977.90 : 39,460,089.13 = 15,541,232.90 : x
  2. Step 2: Convert to fraction form
    28,593,977.90/39,460,089.13 = 15,541,232.90/x
  3. Step 3: Cross multiply
    28,593,977.90x = 39,460,089.13 × 15,541,232.90
  4. Step 4: Simplify right side
    28,593,977.90x = 613,258,435,424,088.38
  5. Step 5: Solve for x
    x = 613,258,435,424,088.38/28,593,977.90
  6. Step 6: Final answer
    x = 21,447,118.61

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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.