Home / 38,490,908.64-53,117,435.52-23,020,992.96

Finding the Fourth Proportional to 38,490,908.64, 53,117,435.52 and 23,020,992.96

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Solution

The fourth proportional to 38,490,908.64, 53,117,435.52 and 23,020,992.96 is: 31,768,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490,908.64 : 53,117,435.52 = 23,020,992.96 : x
  2. Step 2: Convert to fraction form
    38,490,908.64/53,117,435.52 = 23,020,992.96/x
  3. Step 3: Cross multiply
    38,490,908.64x = 53,117,435.52 × 23,020,992.96
  4. Step 4: Simplify right side
    38,490,908.64x = 1,222,816,109,159,174
  5. Step 5: Solve for x
    x = 1,222,816,109,159,174/38,490,908.64
  6. Step 6: Final answer
    x = 31,768,959.28

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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.