Home / 9,739,915.20-14,609,872.80-4,421,131.20

Finding the Fourth Proportional to 9,739,915.20, 14,609,872.80 and 4,421,131.20

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Solution

The fourth proportional to 9,739,915.20, 14,609,872.80 and 4,421,131.20 is: 6,631,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739,915.20 : 14,609,872.80 = 4,421,131.20 : x
  2. Step 2: Convert to fraction form
    9,739,915.20/14,609,872.80 = 4,421,131.20/x
  3. Step 3: Cross multiply
    9,739,915.20x = 14,609,872.80 × 4,421,131.20
  4. Step 4: Simplify right side
    9,739,915.20x = 64,592,164,464,111.37
  5. Step 5: Solve for x
    x = 64,592,164,464,111.37/9,739,915.20
  6. Step 6: Final answer
    x = 6,631,696.80

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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.