Home / 35,328,010.40-52,992,015.60-12,609,648.80

Finding the Fourth Proportional to 35,328,010.40, 52,992,015.60 and 12,609,648.80

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Solution

The fourth proportional to 35,328,010.40, 52,992,015.60 and 12,609,648.80 is: 18,914,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328,010.40 : 52,992,015.60 = 12,609,648.80 : x
  2. Step 2: Convert to fraction form
    35,328,010.40/52,992,015.60 = 12,609,648.80/x
  3. Step 3: Cross multiply
    35,328,010.40x = 52,992,015.60 × 12,609,648.80
  4. Step 4: Simplify right side
    35,328,010.40x = 668,210,705,920,121.38
  5. Step 5: Solve for x
    x = 668,210,705,920,121.38/35,328,010.40
  6. Step 6: Final answer
    x = 18,914,473.20

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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.