Home / 30,619,074.75-45,912,665.66-14,440,681.91

Finding the Fourth Proportional to 30,619,074.75, 45,912,665.66 and 14,440,681.91

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Solution

The fourth proportional to 30,619,074.75, 45,912,665.66 and 14,440,681.91 is: 21,653,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,074.75 : 45,912,665.66 = 14,440,681.91 : x
  2. Step 2: Convert to fraction form
    30,619,074.75/45,912,665.66 = 14,440,681.91/x
  3. Step 3: Cross multiply
    30,619,074.75x = 45,912,665.66 × 14,440,681.91
  4. Step 4: Simplify right side
    30,619,074.75x = 663,010,200,134,473.50
  5. Step 5: Solve for x
    x = 663,010,200,134,473.50/30,619,074.75
  6. Step 6: Final answer
    x = 21,653,502.12

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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.