Home / 68,338,274.64-94,306,758.06-38,575,187.46

Finding the Fourth Proportional to 68,338,274.64, 94,306,758.06 and 38,575,187.46

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Solution

The fourth proportional to 68,338,274.64, 94,306,758.06 and 38,575,187.46 is: 53,233,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,338,274.64 : 94,306,758.06 = 38,575,187.46 : x
  2. Step 2: Convert to fraction form
    68,338,274.64/94,306,758.06 = 38,575,187.46/x
  3. Step 3: Cross multiply
    68,338,274.64x = 94,306,758.06 × 38,575,187.46
  4. Step 4: Simplify right side
    68,338,274.64x = 3,637,900,870,909,366
  5. Step 5: Solve for x
    x = 3,637,900,870,909,366/68,338,274.64
  6. Step 6: Final answer
    x = 53,233,724.29

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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.