Home / 30,705,705.72-46,074,498.98-12,523,240.44

Finding the Fourth Proportional to 30,705,705.72, 46,074,498.98 and 12,523,240.44

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Solution

The fourth proportional to 30,705,705.72, 46,074,498.98 and 12,523,240.44 is: 18,791,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,705,705.72 : 46,074,498.98 = 12,523,240.44 : x
  2. Step 2: Convert to fraction form
    30,705,705.72/46,074,498.98 = 12,523,240.44/x
  3. Step 3: Cross multiply
    30,705,705.72x = 46,074,498.98 × 12,523,240.44
  4. Step 4: Simplify right side
    30,705,705.72x = 577,002,028,686,897
  5. Step 5: Solve for x
    x = 577,002,028,686,897/30,705,705.72
  6. Step 6: Final answer
    x = 18,791,361.91

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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.