Home / 7,863,208.10-10,847,065.20-5,411,562.74

Finding the Fourth Proportional to 7,863,208.10, 10,847,065.20 and 5,411,562.74

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Solution

The fourth proportional to 7,863,208.10, 10,847,065.20 and 5,411,562.74 is: 7,465,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,208.10 : 10,847,065.20 = 5,411,562.74 : x
  2. Step 2: Convert to fraction form
    7,863,208.10/10,847,065.20 = 5,411,562.74/x
  3. Step 3: Cross multiply
    7,863,208.10x = 10,847,065.20 × 5,411,562.74
  4. Step 4: Simplify right side
    7,863,208.10x = 58,699,573,874,670.65
  5. Step 5: Solve for x
    x = 58,699,573,874,670.65/7,863,208.10
  6. Step 6: Final answer
    x = 7,465,092.25

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1.5x scale

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.