Home / 31,404,047.32-47,106,012.48-9,840,300.76

Finding the Fourth Proportional to 31,404,047.32, 47,106,012.48 and 9,840,300.76

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Solution

The fourth proportional to 31,404,047.32, 47,106,012.48 and 9,840,300.76 is: 14,760,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404,047.32 : 47,106,012.48 = 9,840,300.76 : x
  2. Step 2: Convert to fraction form
    31,404,047.32/47,106,012.48 = 9,840,300.76/x
  3. Step 3: Cross multiply
    31,404,047.32x = 47,106,012.48 × 9,840,300.76
  4. Step 4: Simplify right side
    31,404,047.32x = 463,537,330,407,513.44
  5. Step 5: Solve for x
    x = 463,537,330,407,513.44/31,404,047.32
  6. Step 6: Final answer
    x = 14,760,432.81

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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.