Home / 28,584,224.88-42,852,233.31-12,397,985.16

Finding the Fourth Proportional to 28,584,224.88, 42,852,233.31 and 12,397,985.16

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Solution

The fourth proportional to 28,584,224.88, 42,852,233.31 and 12,397,985.16 is: 18,586,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,224.88 : 42,852,233.31 = 12,397,985.16 : x
  2. Step 2: Convert to fraction form
    28,584,224.88/42,852,233.31 = 12,397,985.16/x
  3. Step 3: Cross multiply
    28,584,224.88x = 42,852,233.31 × 12,397,985.16
  4. Step 4: Simplify right side
    28,584,224.88x = 531,281,352,650,237.69
  5. Step 5: Solve for x
    x = 531,281,352,650,237.69/28,584,224.88
  6. Step 6: Final answer
    x = 18,586,522.98

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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.