Home / 7,518,710.64-11,280,494.78-3,477,849.16

Finding the Fourth Proportional to 7,518,710.64, 11,280,494.78 and 3,477,849.16

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Solution

The fourth proportional to 7,518,710.64, 11,280,494.78 and 3,477,849.16 is: 5,217,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,710.64 : 11,280,494.78 = 3,477,849.16 : x
  2. Step 2: Convert to fraction form
    7,518,710.64/11,280,494.78 = 3,477,849.16/x
  3. Step 3: Cross multiply
    7,518,710.64x = 11,280,494.78 × 3,477,849.16
  4. Step 4: Simplify right side
    7,518,710.64x = 39,231,859,295,007.38
  5. Step 5: Solve for x
    x = 39,231,859,295,007.38/7,518,710.64
  6. Step 6: Final answer
    x = 5,217,897.21

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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.