Home / 31,413,435.54-47,120,736.51-9,847,554.90

Finding the Fourth Proportional to 31,413,435.54, 47,120,736.51 and 9,847,554.90

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Solution

The fourth proportional to 31,413,435.54, 47,120,736.51 and 9,847,554.90 is: 14,771,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413,435.54 : 47,120,736.51 = 9,847,554.90 : x
  2. Step 2: Convert to fraction form
    31,413,435.54/47,120,736.51 = 9,847,554.90/x
  3. Step 3: Cross multiply
    31,413,435.54x = 47,120,736.51 × 9,847,554.90
  4. Step 4: Simplify right side
    31,413,435.54x = 464,024,039,710,659.38
  5. Step 5: Solve for x
    x = 464,024,039,710,659.38/31,413,435.54
  6. Step 6: Final answer
    x = 14,771,515.17

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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.