Home / 28,587,348.75-42,877,477.56-16,922,661.06

Finding the Fourth Proportional to 28,587,348.75, 42,877,477.56 and 16,922,661.06

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Solution

The fourth proportional to 28,587,348.75, 42,877,477.56 and 16,922,661.06 is: 25,381,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,587,348.75 : 42,877,477.56 = 16,922,661.06 : x
  2. Step 2: Convert to fraction form
    28,587,348.75/42,877,477.56 = 16,922,661.06/x
  3. Step 3: Cross multiply
    28,587,348.75x = 42,877,477.56 × 16,922,661.06
  4. Step 4: Simplify right side
    28,587,348.75x = 725,601,019,855,635.75
  5. Step 5: Solve for x
    x = 725,601,019,855,635.75/28,587,348.75
  6. Step 6: Final answer
    x = 25,381,892.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.