Home / 81,248,633.47-112,123,102.02-46,442,071.25

Finding the Fourth Proportional to 81,248,633.47, 112,123,102.02 and 46,442,071.25

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Solution

The fourth proportional to 81,248,633.47, 112,123,102.02 and 46,442,071.25 is: 64,090,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,248,633.47 : 112,123,102.02 = 46,442,071.25 : x
  2. Step 2: Convert to fraction form
    81,248,633.47/112,123,102.02 = 46,442,071.25/x
  3. Step 3: Cross multiply
    81,248,633.47x = 112,123,102.02 × 46,442,071.25
  4. Step 4: Simplify right side
    81,248,633.47x = 5,207,229,092,783,859
  5. Step 5: Solve for x
    x = 5,207,229,092,783,859/81,248,633.47
  6. Step 6: Final answer
    x = 64,090,051.37

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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.