Home / 6,912,577.20-10,368,865.80-6,240,730.80

Finding the Fourth Proportional to 6,912,577.20, 10,368,865.80 and 6,240,730.80

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Solution

The fourth proportional to 6,912,577.20, 10,368,865.80 and 6,240,730.80 is: 9,361,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,577.20 : 10,368,865.80 = 6,240,730.80 : x
  2. Step 2: Convert to fraction form
    6,912,577.20/10,368,865.80 = 6,240,730.80/x
  3. Step 3: Cross multiply
    6,912,577.20x = 10,368,865.80 × 6,240,730.80
  4. Step 4: Simplify right side
    6,912,577.20x = 64,709,300,159,126.64
  5. Step 5: Solve for x
    x = 64,709,300,159,126.64/6,912,577.20
  6. Step 6: Final answer
    x = 9,361,096.20

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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.