Home / 7,293,172.40-10,939,758.60-6,453,364.40

Finding the Fourth Proportional to 7,293,172.40, 10,939,758.60 and 6,453,364.40

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Solution

The fourth proportional to 7,293,172.40, 10,939,758.60 and 6,453,364.40 is: 9,680,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293,172.40 : 10,939,758.60 = 6,453,364.40 : x
  2. Step 2: Convert to fraction form
    7,293,172.40/10,939,758.60 = 6,453,364.40/x
  3. Step 3: Cross multiply
    7,293,172.40x = 10,939,758.60 × 6,453,364.40
  4. Step 4: Simplify right side
    7,293,172.40x = 70,598,248,693,833.84
  5. Step 5: Solve for x
    x = 70,598,248,693,833.84/7,293,172.40
  6. Step 6: Final answer
    x = 9,680,046.60

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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.