Home / 6,190,528.32-9,280,908.72-3,911,248.45

Finding the Fourth Proportional to 6,190,528.32, 9,280,908.72 and 3,911,248.45

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Solution

The fourth proportional to 6,190,528.32, 9,280,908.72 and 3,911,248.45 is: 5,863,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190,528.32 : 9,280,908.72 = 3,911,248.45 : x
  2. Step 2: Convert to fraction form
    6,190,528.32/9,280,908.72 = 3,911,248.45/x
  3. Step 3: Cross multiply
    6,190,528.32x = 9,280,908.72 × 3,911,248.45
  4. Step 4: Simplify right side
    6,190,528.32x = 36,299,939,857,292.62
  5. Step 5: Solve for x
    x = 36,299,939,857,292.62/6,190,528.32
  6. Step 6: Final answer
    x = 5,863,787.06

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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.