Home / 31,509,029.70-47,263,544.55-11,316,312.90

Finding the Fourth Proportional to 31,509,029.70, 47,263,544.55 and 11,316,312.90

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Solution

The fourth proportional to 31,509,029.70, 47,263,544.55 and 11,316,312.90 is: 16,974,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509,029.70 : 47,263,544.55 = 11,316,312.90 : x
  2. Step 2: Convert to fraction form
    31,509,029.70/47,263,544.55 = 11,316,312.90/x
  3. Step 3: Cross multiply
    31,509,029.70x = 47,263,544.55 × 11,316,312.90
  4. Step 4: Simplify right side
    31,509,029.70x = 534,849,058,890,889.69
  5. Step 5: Solve for x
    x = 534,849,058,890,889.69/31,509,029.70
  6. Step 6: Final answer
    x = 16,974,469.35

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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.