Home / 71,696,995.08-107,545,328.59-30,729,870.51

Finding the Fourth Proportional to 71,696,995.08, 107,545,328.59 and 30,729,870.51

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Solution

The fourth proportional to 71,696,995.08, 107,545,328.59 and 30,729,870.51 is: 46,094,735.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,696,995.08 : 107,545,328.59 = 30,729,870.51 : x
  2. Step 2: Convert to fraction form
    71,696,995.08/107,545,328.59 = 30,729,870.51/x
  3. Step 3: Cross multiply
    71,696,995.08x = 107,545,328.59 × 30,729,870.51
  4. Step 4: Simplify right side
    71,696,995.08x = 3,304,854,021,526,101
  5. Step 5: Solve for x
    x = 3,304,854,021,526,101/71,696,995.08
  6. Step 6: Final answer
    x = 46,094,735.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.