Home / 30,619,077.25-45,912,669.40-14,440,684.41

Finding the Fourth Proportional to 30,619,077.25, 45,912,669.40 and 14,440,684.41

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Solution

The fourth proportional to 30,619,077.25, 45,912,669.40 and 14,440,684.41 is: 21,653,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,077.25 : 45,912,669.40 = 14,440,684.41 : x
  2. Step 2: Convert to fraction form
    30,619,077.25/45,912,669.40 = 14,440,684.41/x
  3. Step 3: Cross multiply
    30,619,077.25x = 45,912,669.40 × 14,440,684.41
  4. Step 4: Simplify right side
    30,619,077.25x = 663,010,369,226,064
  5. Step 5: Solve for x
    x = 663,010,369,226,064/30,619,077.25
  6. Step 6: Final answer
    x = 21,653,505.88

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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.