Home / 37,418,258.88-51,636,152.16-21,122,251.20

Finding the Fourth Proportional to 37,418,258.88, 51,636,152.16 and 21,122,251.20

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Solution

The fourth proportional to 37,418,258.88, 51,636,152.16 and 21,122,251.20 is: 29,148,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,418,258.88 : 51,636,152.16 = 21,122,251.20 : x
  2. Step 2: Convert to fraction form
    37,418,258.88/51,636,152.16 = 21,122,251.20/x
  3. Step 3: Cross multiply
    37,418,258.88x = 51,636,152.16 × 21,122,251.20
  4. Step 4: Simplify right side
    37,418,258.88x = 1,090,671,776,924,942.50
  5. Step 5: Solve for x
    x = 1,090,671,776,924,942.50/37,418,258.88
  6. Step 6: Final answer
    x = 29,148,116.71

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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.