Home / 74,902,596.30-112,353,894.45-21,049,908.30

Finding the Fourth Proportional to 74,902,596.30, 112,353,894.45 and 21,049,908.30

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Solution

The fourth proportional to 74,902,596.30, 112,353,894.45 and 21,049,908.30 is: 31,574,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,902,596.30 : 112,353,894.45 = 21,049,908.30 : x
  2. Step 2: Convert to fraction form
    74,902,596.30/112,353,894.45 = 21,049,908.30/x
  3. Step 3: Cross multiply
    74,902,596.30x = 112,353,894.45 × 21,049,908.30
  4. Step 4: Simplify right side
    74,902,596.30x = 2,365,039,175,320,379
  5. Step 5: Solve for x
    x = 2,365,039,175,320,379/74,902,596.30
  6. Step 6: Final answer
    x = 31,574,862.45

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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.