Home / 9,380,688.62-14,070,885.09-2,990,897.91

Finding the Fourth Proportional to 9,380,688.62, 14,070,885.09 and 2,990,897.91

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Solution

The fourth proportional to 9,380,688.62, 14,070,885.09 and 2,990,897.91 is: 4,486,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380,688.62 : 14,070,885.09 = 2,990,897.91 : x
  2. Step 2: Convert to fraction form
    9,380,688.62/14,070,885.09 = 2,990,897.91/x
  3. Step 3: Cross multiply
    9,380,688.62x = 14,070,885.09 × 2,990,897.91
  4. Step 4: Simplify right side
    9,380,688.62x = 42,084,580,807,531.16
  5. Step 5: Solve for x
    x = 42,084,580,807,531.16/9,380,688.62
  6. Step 6: Final answer
    x = 4,486,299.73

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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.