Home / 31,015,328.90-46,523,004.28-13,956,072.80

Finding the Fourth Proportional to 31,015,328.90, 46,523,004.28 and 13,956,072.80

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Solution

The fourth proportional to 31,015,328.90, 46,523,004.28 and 13,956,072.80 is: 20,934,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015,328.90 : 46,523,004.28 = 13,956,072.80 : x
  2. Step 2: Convert to fraction form
    31,015,328.90/46,523,004.28 = 13,956,072.80/x
  3. Step 3: Cross multiply
    31,015,328.90x = 46,523,004.28 × 13,956,072.80
  4. Step 4: Simplify right side
    31,015,328.90x = 649,278,434,338,886.38
  5. Step 5: Solve for x
    x = 649,278,434,338,886.38/31,015,328.90
  6. Step 6: Final answer
    x = 20,934,114.11

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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.