Home / 18,863,539.56-28,295,274.02-5,910,681.84

Finding the Fourth Proportional to 18,863,539.56, 28,295,274.02 and 5,910,681.84

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Solution

The fourth proportional to 18,863,539.56, 28,295,274.02 and 5,910,681.84 is: 8,866,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863,539.56 : 28,295,274.02 = 5,910,681.84 : x
  2. Step 2: Convert to fraction form
    18,863,539.56/28,295,274.02 = 5,910,681.84/x
  3. Step 3: Cross multiply
    18,863,539.56x = 28,295,274.02 × 5,910,681.84
  4. Step 4: Simplify right side
    18,863,539.56x = 167,244,362,278,284.38
  5. Step 5: Solve for x
    x = 167,244,362,278,284.38/18,863,539.56
  6. Step 6: Final answer
    x = 8,866,011.69

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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.