Home / 30,360,586.35-45,540,843.84-9,890,272.43

Finding the Fourth Proportional to 30,360,586.35, 45,540,843.84 and 9,890,272.43

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Solution

The fourth proportional to 30,360,586.35, 45,540,843.84 and 9,890,272.43 is: 14,835,397.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360,586.35 : 45,540,843.84 = 9,890,272.43 : x
  2. Step 2: Convert to fraction form
    30,360,586.35/45,540,843.84 = 9,890,272.43/x
  3. Step 3: Cross multiply
    30,360,586.35x = 45,540,843.84 × 9,890,272.43
  4. Step 4: Simplify right side
    30,360,586.35x = 450,411,352,212,761.38
  5. Step 5: Solve for x
    x = 450,411,352,212,761.38/30,360,586.35
  6. Step 6: Final answer
    x = 14,835,397.02

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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.