Home / 7,035,787.32-9,709,550.90-3,938,233.65

Finding the Fourth Proportional to 7,035,787.32, 9,709,550.90 and 3,938,233.65

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Solution

The fourth proportional to 7,035,787.32, 9,709,550.90 and 3,938,233.65 is: 5,434,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,787.32 : 9,709,550.90 = 3,938,233.65 : x
  2. Step 2: Convert to fraction form
    7,035,787.32/9,709,550.90 = 3,938,233.65/x
  3. Step 3: Cross multiply
    7,035,787.32x = 9,709,550.90 × 3,938,233.65
  4. Step 4: Simplify right side
    7,035,787.32x = 38,238,480,080,767.79
  5. Step 5: Solve for x
    x = 38,238,480,080,767.79/7,035,787.32
  6. Step 6: Final answer
    x = 5,434,854.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.