Home / 28,478,510.44-39,293,534.82-16,874,068.84

Finding the Fourth Proportional to 28,478,510.44, 39,293,534.82 and 16,874,068.84

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Solution

The fourth proportional to 28,478,510.44, 39,293,534.82 and 16,874,068.84 is: 23,282,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,478,510.44 : 39,293,534.82 = 16,874,068.84 : x
  2. Step 2: Convert to fraction form
    28,478,510.44/39,293,534.82 = 16,874,068.84/x
  3. Step 3: Cross multiply
    28,478,510.44x = 39,293,534.82 × 16,874,068.84
  4. Step 4: Simplify right side
    28,478,510.44x = 663,041,811,519,617
  5. Step 5: Solve for x
    x = 663,041,811,519,617/28,478,510.44
  6. Step 6: Final answer
    x = 23,282,180.19

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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.