Home / 15,602,566.07-21,529,654.63-8,989,318.03

Finding the Fourth Proportional to 15,602,566.07, 21,529,654.63 and 8,989,318.03

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Solution

The fourth proportional to 15,602,566.07, 21,529,654.63 and 8,989,318.03 is: 12,404,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602,566.07 : 21,529,654.63 = 8,989,318.03 : x
  2. Step 2: Convert to fraction form
    15,602,566.07/21,529,654.63 = 8,989,318.03/x
  3. Step 3: Cross multiply
    15,602,566.07x = 21,529,654.63 × 8,989,318.03
  4. Step 4: Simplify right side
    15,602,566.07x = 193,536,912,468,834.56
  5. Step 5: Solve for x
    x = 193,536,912,468,834.56/15,602,566.07
  6. Step 6: Final answer
    x = 12,404,171.96

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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.