Home / 28,398,526.56-42,554,443.56-16,861,274.64

Finding the Fourth Proportional to 28,398,526.56, 42,554,443.56 and 16,861,274.64

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Solution

The fourth proportional to 28,398,526.56, 42,554,443.56 and 16,861,274.64 is: 25,266,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,398,526.56 : 42,554,443.56 = 16,861,274.64 : x
  2. Step 2: Convert to fraction form
    28,398,526.56/42,554,443.56 = 16,861,274.64/x
  3. Step 3: Cross multiply
    28,398,526.56x = 42,554,443.56 × 16,861,274.64
  4. Step 4: Simplify right side
    28,398,526.56x = 717,522,160,017,539.38
  5. Step 5: Solve for x
    x = 717,522,160,017,539.38/28,398,526.56
  6. Step 6: Final answer
    x = 25,266,175.64

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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.