Home / 30,619,078-45,912,670.52-14,440,685.16

Finding the Fourth Proportional to 30,619,078, 45,912,670.52 and 14,440,685.16

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Solution

The fourth proportional to 30,619,078, 45,912,670.52 and 14,440,685.16 is: 21,653,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,078 : 45,912,670.52 = 14,440,685.16 : x
  2. Step 2: Convert to fraction form
    30,619,078/45,912,670.52 = 14,440,685.16/x
  3. Step 3: Cross multiply
    30,619,078x = 45,912,670.52 × 14,440,685.16
  4. Step 4: Simplify right side
    30,619,078x = 663,010,419,834,133.50
  5. Step 5: Solve for x
    x = 663,010,419,834,133.50/30,619,078
  6. Step 6: Final answer
    x = 21,653,507.00

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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.