Home / 68,482,873.51-94,502,796.69-39,108,467.32

Finding the Fourth Proportional to 68,482,873.51, 94,502,796.69 and 39,108,467.32

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Solution

The fourth proportional to 68,482,873.51, 94,502,796.69 and 39,108,467.32 is: 53,967,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,482,873.51 : 94,502,796.69 = 39,108,467.32 : x
  2. Step 2: Convert to fraction form
    68,482,873.51/94,502,796.69 = 39,108,467.32/x
  3. Step 3: Cross multiply
    68,482,873.51x = 94,502,796.69 × 39,108,467.32
  4. Step 4: Simplify right side
    68,482,873.51x = 3,695,859,535,909,869
  5. Step 5: Solve for x
    x = 3,695,859,535,909,869/68,482,873.51
  6. Step 6: Final answer
    x = 53,967,646.90

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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.