Home / 30,619,077.75-45,912,670.16-14,440,684.91

Finding the Fourth Proportional to 30,619,077.75, 45,912,670.16 and 14,440,684.91

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Solution

The fourth proportional to 30,619,077.75, 45,912,670.16 and 14,440,684.91 is: 21,653,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619,077.75 : 45,912,670.16 = 14,440,684.91 : x
  2. Step 2: Convert to fraction form
    30,619,077.75/45,912,670.16 = 14,440,684.91/x
  3. Step 3: Cross multiply
    30,619,077.75x = 45,912,670.16 × 14,440,684.91
  4. Step 4: Simplify right side
    30,619,077.75x = 663,010,402,855,552.50
  5. Step 5: Solve for x
    x = 663,010,402,855,552.50/30,619,077.75
  6. Step 6: Final answer
    x = 21,653,506.62

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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.