Home / 28,304,219.61-39,047,529.06-17,985,406.86

Finding the Fourth Proportional to 28,304,219.61, 39,047,529.06 and 17,985,406.86

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Solution

The fourth proportional to 28,304,219.61, 39,047,529.06 and 17,985,406.86 is: 24,812,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,219.61 : 39,047,529.06 = 17,985,406.86 : x
  2. Step 2: Convert to fraction form
    28,304,219.61/39,047,529.06 = 17,985,406.86/x
  3. Step 3: Cross multiply
    28,304,219.61x = 39,047,529.06 × 17,985,406.86
  4. Step 4: Simplify right side
    28,304,219.61x = 702,285,697,021,773.38
  5. Step 5: Solve for x
    x = 702,285,697,021,773.38/28,304,219.61
  6. Step 6: Final answer
    x = 24,812,049.46

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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.