Home / 31,776,146.08-43,849,790.40-18,024,814.96

Finding the Fourth Proportional to 31,776,146.08, 43,849,790.40 and 18,024,814.96

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Solution

The fourth proportional to 31,776,146.08, 43,849,790.40 and 18,024,814.96 is: 24,873,512.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776,146.08 : 43,849,790.40 = 18,024,814.96 : x
  2. Step 2: Convert to fraction form
    31,776,146.08/43,849,790.40 = 18,024,814.96/x
  3. Step 3: Cross multiply
    31,776,146.08x = 43,849,790.40 × 18,024,814.96
  4. Step 4: Simplify right side
    31,776,146.08x = 790,384,357,994,784.38
  5. Step 5: Solve for x
    x = 790,384,357,994,784.38/31,776,146.08
  6. Step 6: Final answer
    x = 24,873,512.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.