Home / 30,619,075-45,912,666.03-14,440,682.16

Finding the Fourth Proportional to 30,619,075, 45,912,666.03 and 14,440,682.16

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Solution

The fourth proportional to 30,619,075, 45,912,666.03 and 14,440,682.16 is: 21,653,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,075 : 45,912,666.03 = 14,440,682.16 : x
  2. Step 2: Convert to fraction form
    30,619,075/45,912,666.03 = 14,440,682.16/x
  3. Step 3: Cross multiply
    30,619,075x = 45,912,666.03 × 14,440,682.16
  4. Step 4: Simplify right side
    30,619,075x = 663,010,217,257,459
  5. Step 5: Solve for x
    x = 663,010,217,257,459/30,619,075
  6. Step 6: Final answer
    x = 21,653,502.51

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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.