Home / 47,520,272.81-71,159,837.96-39,823,678.52

Finding the Fourth Proportional to 47,520,272.81, 71,159,837.96 and 39,823,678.52

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Solution

The fourth proportional to 47,520,272.81, 71,159,837.96 and 39,823,678.52 is: 59,634,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,520,272.81 : 71,159,837.96 = 39,823,678.52 : x
  2. Step 2: Convert to fraction form
    47,520,272.81/71,159,837.96 = 39,823,678.52/x
  3. Step 3: Cross multiply
    47,520,272.81x = 71,159,837.96 × 39,823,678.52
  4. Step 4: Simplify right side
    47,520,272.81x = 2,833,846,509,899,415
  5. Step 5: Solve for x
    x = 2,833,846,509,899,415/47,520,272.81
  6. Step 6: Final answer
    x = 59,634,474.78

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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.