Home / 81,351,562.52-112,272,080.12-46,075,642.94

Finding the Fourth Proportional to 81,351,562.52, 112,272,080.12 and 46,075,642.94

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Solution

The fourth proportional to 81,351,562.52, 112,272,080.12 and 46,075,642.94 is: 63,588,308.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,562.52 : 112,272,080.12 = 46,075,642.94 : x
  2. Step 2: Convert to fraction form
    81,351,562.52/112,272,080.12 = 46,075,642.94/x
  3. Step 3: Cross multiply
    81,351,562.52x = 112,272,080.12 × 46,075,642.94
  4. Step 4: Simplify right side
    81,351,562.52x = 5,173,008,275,740,192
  5. Step 5: Solve for x
    x = 5,173,008,275,740,192/81,351,562.52
  6. Step 6: Final answer
    x = 63,588,308.76

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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.